Relatively self-explanatory - the mound of fat, found usually in women but sometimes in men - over the crotch in very obese people. Also spelled crotch fat.
My high schoollibrarian had some serious crotchfat - I don't know how she can even fit in her pants.
1. Crotchwatcher
n.
Someone who cannot take their eyes off their own or another's no no square.
2. Crotchwatching
n. The process of watching one's own or another's crotch, usually for viewing Urban Dictionary definitions in class.
1. Bro, did you see that crotchwatcher? What a creep!
2. Dang, the teacher caught me crotchwatching.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"