acronym for Insert My Penis.

a small creature that watches the un-explored forested areas of north america.

Insane Monster Period. When your monthly cycle is particularly bad and/or driving you insane.

Pronounced like "imp", like the tiny devil that it is (not I-M-P like an abbreviation.)

stands for many words:
important, impossible, impressive, improbable, impartial, impatient, impolite...etc.

Basically you say "that's imp" when someone tells you something and you don't know how to respond. This lets the other person decide what he wants it to mean.

Most often is used to mean impressive.

Something very cool. come from the brokenness of the card Chimney Imp

a quite liberal group of misled youth mostly hailing from Weymouth, Massachusetts. IMP is short for Impossible. They are fueled by Taco Bell and nerdy antics.

when something is implied