A cat. Often said in a "baby voice" like tone.
Look! There's a fleeb outside!
by Pippicow1 June 7, 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 3, 2018
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the word 'fleeb' can be used in many different ways. It can be used to describe someone as incredibly awesome and amazing or it can just be one of those words people say for no apparent reason.
To describe someone as incredibly awesome and awesome: "That's so FLEEB!!!"

"You're so fleeb!"

Just saying 'fleeb' for no apparent reason:
"FLEEB!!"

"fleeb fairy!"
by whatthemeaningoflife February 13, 2013
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uh...FLEEB! hewhehehehehehehe!
by Fleeb-a-dibba-dibba! November 28, 2003
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A phrase used by Zigfee in "Merry Christmas, Drake and Josh" when asked to repeat "seven swans are swimming"
Drake: okay zigfee repeat after me! "Seven swans are swimming"

Zigfee: fleeb ega queeshteef
by Mèrry Christmas June 12, 2017
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October 15th
This Scranton based holiday has been passed down for generations. Your great grandparents most likely made love on this joyous holiday.
Me: Yo bro are you excited for the fleeb day parade

The homie: Hell yeah bro I’m so excited for all the clumbozoins
by Fleebboi79 September 19, 2022
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