What is Your Best Friend's Sister?
1.
a stupid comeback phrase that's used for virtually everything, even if it doesn't make any sense whatsoever
Friend #1: dude! i saw your mom last night! she was hot!
Friend #2: your best friend's sister!
Friend #!: you have a sister!?
dude: what happened last night!?
dude 2: your best friend's sister!
dude: shut up!
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1. noun: A private, small college in Poultney, VT that is the most awesome place in the whole universe. They get high, trip balls, and r..
1.
The vagina
Slang similar to trim
Oh snap, son, I'd eat her lasagna platter..