Fnerp

Nipple that is caved in to form a cone shaped indent.

Dan, your kids are gonna need freakin straws to get milk from your fnerps!

by MY NAME IS RYAN GODDAMNIT March 4, 2009

fnerp

Inward (at least partialy) curved nipples on one or both breasts. Can occur in both genders, but is much more common in men.

Dude, your kids are gonna need straws to breastfeed from your fnerps.

by imightbeagod666 January 8, 2009

Fnerp

Everything and nothing.
Consists of anything you want it to be.

1. Wow…look at that fnerp!
2. Thats a crazy story. She is such a fnerp.
3. Yeah, im probably going to fnerp:

by Grego holes May 20, 2022