Acronym for: "Jizzed In My Pants", from the SNL Digital Short (by the guys from the Lonely Island).

http://www.youtube.com/watch?v=4pXfHLUlZf4&fmt=22
"Speeding down the street when the red lights flash
need to get away need to make a dash
A song comes on that reminds me of you and I

JIZZ IN MY PANTS"

Damn those mozzarella sticks made me JIMP.
by Fresh Wes December 8, 2008
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(Jizz In My Pants)

Taken from the song of the same title, JIMP can refer to any moment that extreme excitement occurs - bordering on the orgasmic.
Jill: So, chocolate?
Tim: Meh.
Jill: Some sweets?
Tim: Hmmm.. maybe.
Jill: Chuck Norris action figu..
Tim: Jimp.

Jill: Alright, I'll get you the Norris doll.
by Myoiden Ramre March 13, 2009
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Verb. To ejaculate in one's own pants, usually in a hilariously premature fashion. From the song "Jizz In My Pants". Can also be used in the past tense as well as infinitive.
"When that stripper sat on my lap I totally JIMPed."
by Sicklecell86 December 11, 2008
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Dude Chantal and I totally went carpet boarding last night,it was so exhilarating it made me JIMP.

also used as Jimpy, jimped, jimptascular.
by RK February 4, 2009
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JIMP it is the acronym for Jizz In My Pants.
Man, I was looking at that new iPhone at the store today and I just jimped.
by sinisterg June 8, 2009
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accronym for jiss im my pants. used whenever something hot happens.
yea dude, JIMP!
by taskfree August 26, 2010
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To cut someone's heart out with his own knife; to show witty sadism.
"He was mourning his mother's passing, so I did an hilarious impression of her. I completely JIMPed the guy. What a JIMPee toolbag."
by zukiphile September 23, 2008
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