A Jim is an extreme hangover following moderate drinking. When your head throbs and your stomach turns, this is a Jim.
Drank a whole two pints last night; I have a right Jim on today.
by M.Toxi February 9, 2007
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Someone that is unfiend.
Person is commonly found in or around places where he should not be and/or is not wanted.
"Look at Jim over there eating a Chipotle Salad"

"Hey, check out Jim doing dumbell curls in a wifebeater"
by Some Fiend February 11, 2009
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To jim is to rage, to mess up, to ruin everything, and to simply fail.

A: I almost completely rocked minigolf last night
B: Ah shit i hope you didnt jim it!
A: Hell no man i dont jim anything, youre the one always jimming things.
B: Scoreboard

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A: Aww crap i jimmed my car last night.
B: Again? Didnt you just get it? How fast were you going?
A: Ya i got it about a month ago. I was going 125 in a school zone.
B: Way to be a jim.

by 808hb February 9, 2009
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A nickname for a punchdown tool.
Hand me the Jim so I can cross strap this phone.
by GameGenie May 4, 2007
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A man that has sexual relations with a particular Co worker
by Piperfitter October 19, 2018
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A nickname for James.

Other examples of such nicknames include: Jimmy, Jimmie, Jimbo, Jamie, and many others.
Psst...I think Jim has a crush on Ann.
by HB <3 SA April 24, 2006
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A master...and the best in everything,very handsome too.a young guy who owns
hey you, your the best
whats your name...wait i know its Jim is it
Yeah it is how did you know.
well your the best
by ehnrikmuijastboo August 27, 2008
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