1. Noun. The creamy substance found in the depths of a hobo's bellybutton, hiding underneath the heavyset layers of birdfeed and mucus.
2. Adjective. The type of person who can only be described as the anthropomorphication of a Burmese prostitute's pubic follicle.
Tom: .....and then, he pulled out, tried to cum on her tits, but aimed for the bin instead!!
Sam: Oh MAN what a "snooch".!!!!
This is a person(usually a woman) who is preventing another woman from getting laid.
This is the equivilant to a cock-block in the female form.
Gina: Hey Rod wanna go have sex later?
Rod: SURE!
Rod's mom: Sorry Rod but, you have to give the dog a bath. You can't have sex with Gina tonight!
Gina: GOD Rod! Your mom is such a SNOOCH!