Nubbin

[Mark Zuckerberg]

A third Nipple

[Couch Potatoe]

In England, a nubbin is a clitoris.
Sometimes referred to as [pleasure nubbin].

[Rihanna]

the little nub in the center of most laptop computers that acts as a mouse.

[Tanya Shivari]

Nub is a slang term for a womans clit. Nubbin is the act of going down on a woman and...Well...You get the picture...

[Little_Girl]

A small stunted ear of corn.

A small stunted or projecting part.

[Jessica]

third nipple as in more than two

[Lanell]

It’s a small [lump] that shows that u have lost a [limb]. You will never be able to live [a normal] life again.