Definitions by MyFootHurts

joined at the crotch 

Similar to joined at the hip, but the people are fucking like bunnies. Usually characterized by 'coincidentally' visiting the toilet simultaneously in social situations.

Friend A: Hey, where did John and Claire go?
Friend B: Oh, toilet, they're joined at the crotch.

joined at the crotch by MyFootHurts November 8, 2010