replacement for stupid, idiot, moron or any other offensive term
maybe you should stop going out with people you find on farmers mingle, you jagaloon
by speck19 June 24, 2015
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A person, preferably a man, who is social awkward. Usually has a "deep in thought" look on their face, even though this person rarely thinks. Can being knocked down by a weak gust of wind. Commonly referred to as a, "Steven Plaisance." A person who acts foolish, strangely, or ignorantly. Jagaloons should be kept out of reach of children and monitored around small animals.
The only thing worse than being a loseroni is being a jagaloon.
by ralven March 17, 2011
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A person who acts like a complete jackass all the time despite their perceived age and wisdom, particularly whilst consuming alcohol.
Man that guy, Jake is a real Jagaloon all he does is get drunk and fuck with people.
by Bacokaj broos February 8, 2018
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Any one adult person who engages in acts of a mentally retarded child. Someone who clearly demonstrates a lack of commitment to maturity and the responsibilities that come with it.
Dr. Doback in Step Brothers to his 40 year old son living at home who cant get a job or act like an adult:

"You Jagaloons! You're FAILURES!!"
by mahatma ice August 5, 2009
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The guy in a bar who wears a (pink) polo shirt, two sizes too small, with a popped collar; and probably drove there in a Honda Civic.
Bra 1: I Just ordered that Jagaloon an appletini.

Bra 2: Good, that will go nicely with the bag of dicks he’s about to eat.
by PhuzzyLogic July 13, 2009
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Lunatic players competing against teams coached by Saskatchewan’s Byron Bitz.
Those Regina Jagaloons are a few spokes short of a wheel.
by FlyerFire December 25, 2021
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The guy in a bar who wears a (pink) polo shirt, two sizes too small, with a popped collar; and probably drove there in a Honda Civic.
Bra 1: I Just ordered that Jagaloon an appletini.

Bra 2: Good, that will go nicely with the bag of dicks he’s about to eat.
by PhuzzyLogic July 13, 2009
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