Hilarious Roasts to Sister Referencing Inside Jokes

As siblings, we love to tease and roast each other. While it’s all in good fun, coming up with clever comebacks on the fly isn’t always easy. In this post, I’ll share some of the best funny roasts and replies you can use to playfully insult your sister. Keep reading for lots of sister-approved humor!

Get Personal (but Not Too Personal)

One of the keys to a good roast is pointing out little quirks or habits that are uniquely your sister. For example, you could say:

• “You know, most people brush their hair, not attack it with a brush like a rabid wolverine.”
• “I see you’re wearing that shirt with the pizza stain again. I didn’t realize ‘lazy slob’ was a fashion statement.”

Keep it lighthearted and don’t actually insult her appearance. The goal is to get a laugh, not hurt feelings. Stick to joking about easily changeable things like habits instead of personal insecurities.

Comment on Past Embarrassments

We’ve all done or said dumb things as kids that our siblings will never let us live down. Use the cringey memories of her embarrassing phases against her.

• “Remember that year you were obsessed with Hello Kitty? Those were some dark times for this family.”
• “At least now when you sing in the shower it’s just bad and not like the teen folk songs you thought were so good.”
• “I still have nightmares about your ‘Scene Kid’ phase in middle school. I still can’t even look at skinny jeans the same way.”

She’ll likely get flustered trying to live down the past, which makes for good entertainment!

Compare Her to Yourself

Most siblings naturally see themselves as superior. Use that sibling rivalry to your advantage with roasts that compare you favorably.

• “I mean, it’s not like either of us turned out a supermodel but at least I can carry a tune in the shower!”
• “Look, we both know I was mom’s favorite. It’s not your fault you were the problem child.”

Of course, she’ll fire back with her own insults. The battle of sibling one-upmanship is half the fun!

Related: How to Roast Your Brother?

Use Running Gags and Inside Jokes

After years together, you and your sister have countless shared memories and references only you “get.” Weave those familiar jokes and stories into your roasts.

• “I see the meatloaf didn’t turn out any better than that disastrous Thanksgiving three years ago. When will you learn to follow a recipe??”
• “How does it feel being less successful than the kid who tripped in the talent show and still won third place?”

Callbacks to your lifelong inside jokes are guaranteed to crack her up while also reminding her of past humiliations.

Question Her Life Choices

As her brother, you’re allowed to casually interrogate all of her decisions. Play up your disapproval while pretending to give “advice.”

• “So, when are you going to finally move out of mom’s basement? I’m thinking it should be before you’re 40…but no pressure.”
• “Have you considered getting a hobby that’s less sad than scrapbooking? Maybe something slightly more fulfilling like volunteer work?”

Pretend you’re genuinely concerned for her welfare while subtly (or not so subtly) insulting her choices in life.

Compliment in the Most Backhanded Way Possible

Sometimes the best approach is to slyly disguise an insult as flattery. Lay it on thick how “nice” you’re being while secretly undermining her.

• “Aww, I’m so proud of you for finally figuring out how to do your makeup. I know it only took you 18 years but better late than never, right?”
• “I love that you’re finally eating salad! Baby steps, but I have faith that eventually you’ll work your way up to a whole burger.”

She’ll be too confused about whether to be offended or not to properly retaliate. Bonus points for mind games!

Retort Quickly

One key to a battle of sibling put-downs is being swift with your comebacks. Have a stockpile of instant replies ready to fire back at her if she attempts to roast you.

If she says: “You’re so dumb, you could fall into a barrel of boobs and come out sucking your thumb.”

You say: “Ha, like you’d ever find a barrel full of boobs more interesting than the snack aisle.”

If she says: “You couldn’t pour water out of a boot if the instructions were written on the heel!”

You say: “At least I’m smart enough to figure out the heel isn’t part of a boot!”

Coming up with retorts on the fly will help ensure you get the last, more scathing laugh.

Reference Inside Jokes from Your Childhood

While roasting, bring up funny memories you two share going way back to when you were little. Nostalgic recollections are guaranteed to lighten the mood while still landing jokes.

• “Hey, remember that time at the grocery store when you threw that epic tantrum over not getting Fruit Roll-Ups? Good times…”
• “How about the time at the zoo when you begged Dad for cotton candy and then projectile vomited pink everywhere after two bites? Ah, the good old days!”

Fondly ribbing on private childhood stories bonds you as siblings while still letting you poke fun. Nostalgia softens any insults.

Read Also: Funny Things to Say Instead of Swearing

Recite Old Inside Jokes

Along with referencing past funny memories, directly quoting your long-running bits of shared silliness is always a crowd-pleaser.

• “What do you call a nosy pepper? Jalapeño business!”
• “‘Oh my gosh. Do you smell popcorn??’ ‘No, it’s just your upper lip!’ Ha classic.”
• “Knock knock. Who’s there? Smellmop. Smellmop who? EW, gross!”

Seeing her immediately join in and finish the joke with you shows how close you are while still allowing you both to enjoy the silly humor you’ve bonded over for years.

Compliment with an Insult Wrapped Inside

It’s important in any good roast to package hurtful jokes within layers of apparent kindness. Lay it on thick how “sweet” you’re being before delivering the below-the-belt punchline.

For example:

“Aww, you look so pretty today! I almost didn’t recognize you without the usual five pounds of makeup caked on. But this natural look is a step in the right direction, sis!”

“I admire your dedication to bettering yourself. All that time at the gym is clearly working…your pants, at least! Keep up the good work.”

She won’t be able to call you out without looking like the unreasonable one. Sneak attacks are the way to go!

Mock Her (Allegedly) Dumb Moments

Who among us hasn’t had a brain fart now and then? Capitalize on any instances you’ve witnessed of her behaving seemingly clueless.

“Remember that time you got lost going around the block and I had to come find you? Ah, good times.”

“Please tell me you weren’t actually surprised pigeons can fly…I’m still not convinced you weren’t putting it on just to mess with me.”

While she’ll deny how dumb she was, relishing in her past airheaded moments will get your other listeners on your side.

H4. Get Meta

“You know, most siblings just playfully tease each other but with you it’s always so serious. Loosennn uppp!”

“Wow, someone’s sensitive today! Did you forget we’re just joking around or are you always this much of a Debbie Downer?”

“What’s wrong, getting roasted a little too much? Need a timeout? I promise I’ll go easy on you, you big baby.”

“Man, it’s so easy roasting you. It’s like you’re doing half the work for me! I should thank you really.”

“You know, most people at least try to think of comebacks when getting roasted but you just stand there like a lump. Have you considered getting more creative?”

“Aww don’t pout, it was just a joke! I’d hate for you to go cry to Mommy…oops, too real?”

“Can’t take the heat? Then get out of the kitchen, sis! I’ll be here all night if you wanna keep playing.”

Pointing out the roasting itself pulls her further into the game while keeping things light and self-aware. The meta angle adds another layer of fun.

H2. Use Your Sister’s Insecurities (Carefully)

We all have vulnerabilities our siblings are aware of from years of growing up together. While directly attacking sore spots would be unkind, you can imply about areas she’s uneasy in a teasing manner. For example:

• “Looks like someone skipped leg day…again. Don’t worry, no one will notice under those baggy jeans.”
• “I know math hurts your little brain but even you should be able to count calories once in a while.”
• “Single life treating you well, sis? At least you don’t have to answer to anyone but your five cats!”

Tread lightly and don’t overdo it. A light nudge to something you know bothers her can land a joke, just don’t cross a line into cruelty. Self-deprecation is also key to keep things lighthearted.

H3. Make Predictable References

We’ve all seen certain movies, TV shows, or memes a million times between siblings who grew up together. Playfully rib her by calling back to the inside jokes and famous dialogue you’re both intimately familiar with.

For example:

• “Live laugh love, amirite??”
• “I’ll be there for you…when the rains start to pour!”
• “Well well well, how the turntables…”
• “That’s what she said!”

Being able to riff off shared cultural touchstones builds fun familiarity into your roasts. She’ll appreciate the nostalgia behind the jokes.

H4. Pose as Concerned Advice

Adopt a phony serious tone and pretend you’re only looking out for her best interests while actually critiquing her flaws. Layer it on thick how much you “care.”

For example:

“Listen sis, I’m just worried about you. Walking around with ketchup stains on your shirt every day isn’t a good look. Let me help you step up your style, for your own good!”

“As your brother, it’s my duty to let you know – that cackling laugh has GOT to go. I’m sure the doctors can fix it, no problem! Consider it an act of love.”

She’ll squirm, knowing you’re not truly trying to help. The faux concern act is comedy gold.

H2. Don’t Hold Back

At the end of the day, the goal is having fun at each other’s expense. While you don’t want to cause real hurt, roasting your sis means not pulling punches with your humor either. Go for the gut and make her work for her laughs.

• “It’s a good thing you have that pretty face, because god knows you don’t have much else going for you!”
• “Wow, I’d say you’ve let yourself go but I don’t even know if you were ever together to begin with.”

Go hard or go home when it comes to sibling roasting. She knows you love her, so let the insults fly without mercy! As long as you’re both cackling at the end of the day, all is fair in the war between sisters.

H3. Accept Her Retorts Gracefully

Of course, she’ll have her own zingers lined up in return. Be a good sport when she fires back, adopting a hurt persona and egging her on.

“Ouch, below the belt sis! You got me there…I walk right into those.”

“Daggers, I tell you! You sure know how to wound a guy. Touche.”

Showing you can take what you dish out validates this as good old ribbing between family. Your willingness to laugh at yourselves keeps the mood lighthearted.

H4. Know When to Call It Quits

All fun must come to an end eventually. Have an exit strategy ready to pull the plug on your teasing when it starts to feel like too much.

“Alright, truce! I’m out of material anyway and I’m sure your feelings can only take so much.”

“I surrender, you win this round sis! Let’s go grab some snacks to heal our battle wounds.”

“Whew, I’m roasted! Maybe we should save the rest for next time. Thanks for playing along, you’re still my favorite punching bag.”

Give her an out and yourself one too before things get overly aggressive. End on a shared laugh so she remembers the smiles, not any hurt feelings.

That wraps up my guide on the best ways to roast your sister! I hope this gives you both plenty of material and inside jokes to bond over for years to come. Never stop teasing each other – it’s what siblings do best. Enjoy!