Imp 

This word is actually the name of a boys car. The "Hilman Imp" is an English car and yes it is the biggest peice '0' shit you'll ever see. Someone should come an shit on it, and its driver!

Dude, i saw the Imp last night, it looked so crap i got a massive huge erection

Imp by guzzly et al April 5, 2005

Imp 

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.

"I climbed Mt. Everest today"
"that's imp"
(did he/she mean important? impossible? impressive? improbable?)

Imp by dudethatsIMP November 29, 2009

imp 

A wooden ferryboat. (A knotty ferry)

Percival took a ride on an imp.

imp by Bearinwoods, P.E. August 30, 2003

Imp 

sum retarded person named aye who thinks shes really cool(see LOSER)

retarded person named aye!

Imp by miniafromeredith July 30, 2003

IMP 

acronym for Insert My Penis.

G: Dude, check out the ass on that one!
E: Ya, I should definitely IMP...

IMP by shark July 15, 2004

IMP 

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.)

Why are you stumbling around like a drunken psychopath?" "Oh, I'm just going to pass out from blood loss from this stupid IMP.

IMP by midnightflame September 3, 2011

imp 

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

holy fuck, thats an imp!

imp by len July 17, 2004