FLEEB

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

Fleeb

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

fleeb

A complete idiot.

Your mother is a total fleeb.

by Allie November 20, 2003

Fleeb

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.

Wow, what a fleeb

by lawlwotevr January 04, 2009

Fleeb

Someone being or acting in a way that is stupid or annoying.

Ugh that fleeb keeps looking at my phone

by micklickthisdick April 23, 2019

Fleeb

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 25, 2007

Fleeb

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