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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
by bluekid3 May 24, 2017
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Jun 25 Word of the Day
When someone thinks they are the main character of their life. Usually comes with a side of individuality complex, quirky style and a self centered point of view.
"I asked Jenny where the beer was and she said 'Just over the horizon, like my dreams.'"

"Yeah, that girl has a major case of Main Character Syndrome."
by CrazyandIknowit April 27, 2021
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3
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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4
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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5
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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6
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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