A person who wants to know your business.

The act of licking one's knuckle, punching a man on a ladder's taint with the wet knuckle, and then flicking his balls and inserting a pinky into his anus. Usually performed by one man on another.

NIB is an acronym for Nut In Bitches. Only those who NIB can use the holy word.

A noob, a novice, amateur.

Nativity in Black, a song by Black Sabbath, original named because the drummers head looked like the nib of a pencil.

A shortened term of the word nibber usually used when a skinny white boy does not have the N card so he uses "nib" or nibber to call a person so there is none offense taken.

The claim that your attempt to wind someone up has succeeded.

Relates to the term "fish nibbling at my bait"

This can be a result of a simple one liner or multiple attacks over a course of an hour/day/week/year - no time limit really.
Nibs can be lined up either in person, over the phone, email/text, smoke signals.