when you roll one of your cousins in a carpet, cut a hole in it and fuck their ass while they cry.
"Stop it jimmy, I don't want to be the spider-man birthday cake this time"!
All the world
"All the world is Birthday Cake" - George Harrison
A promiscuous woman
A woman that has been with a group of friends.
Dude, your girlfriend's not even a thot, she's a birthday cake...everyone has had a slice of that.
Eating a girl out on their birthday.
Person 1: hey man, whatcha doing tonight?
Person 2: It’s my girls birthday, so you know what’s goin down.
Person1: oohhhh, eatin some birthday cake huh?
When your mom and/or dad lets you practice anal on them as your birthday present as they couldn't afford that new hot wheels play set at walmart
Person 1: Bro My Dad gave me that Birthday Cake and my ball sack still hasn't recovered
Person 2: Bro you're so lucky! all i got for my birthday was a Sex Slave
When you stack up all your friends on your birthday and stick a candle in the top person's anal area.
That birthday cake was delicious! You guys are the best! Especially you, Dad!
giving someone a bj (blowing the candles out) then eating them out (eating your cake)
oh he’s so hot i would give him a birthday cake if he asked me too