Top Definition
The brown stains on one's fingernails/fingertips after either

(i) - shelling walnuts;

(ii) - or massaging a guy's prostate via the rectal route by a finger pilot or walnut tickler.

Both give the same appearance. (i) is harder to clean off but (ii) smells worse.
I've been shelling walnuts all day and despite scrubbing it I just can't get rid of my walnut finger.

That finger pilot sure has a bad case of walnut finger. Don't they teach people at MacDonald's to wash their hands at work?
by 20goto10 September 23, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.