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A small, jelly creature that is rubbed to produce fleeb juice, which is an essential ingredient in plumbuses, gropples, and many other household items.
The fleeb is then rubbed, so we can get the fleeb juice
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by bluekid3 May 24, 2017
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Apr 2 Word of the Day
Music so good it could elicit sexual arousal.
The new We Came As Romans albums is chock full of bonerjams.
by lpvitus October 28, 2009
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In the Lego community, a space creature that chews through metal, etc. Resembles a scorpion with a shallow dome on it's back.
"Look out! A fleeb! Don't let it chew up the ship engi- *BOOM!*
Too late."
by Shadowviking August 24, 2007
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a word that didn't quite make it as a synonym for tool or douche bag mainly for the fact that the people who say it are tools themselves.
by lawlwotevr January 04, 2009
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An acronym for a genetic engineering technique, Formulated Liquids to Enhance the Engineering of Biology.
Just use FLEEB, it is the easiest way to create the Ninja Turtles.
I just FLEEBed myself so I can have wings.
by theodin October 03, 2018
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A person who goes out of their way to cause trouble, generally in the form of spam.

Fleeb usually travel in packs and are thought to be bottom-feeders.
Did you see that guy's posts on the RMB? He's such a fleeb.
by NotFleebian October 16, 2016
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