Thumb crotch
the awkward piece of skin between your thumb and pointer finger
"dude, my thumb crotch is so itchy."
"i know, so is my penis."
"i know, so is my penis."
Crotch Thumb
A term to describe someone's embarrassingly small penis and claim that it is massive. - First described by @_james_3005. 2017
Chelsea "He has a massive penis, Chantelle told me yesterday after she slept with him"
Bradley "What? That lying bitch, she told me he had a crotch thumb!!"
Bradley "What? That lying bitch, she told me he had a crotch thumb!!"