immensely appealing to the homosexual and mentally handicapped community; extremely flamboyant and vivacious; possessing feminine attributes; metaphor used describing a glittering rainbow; corny; whack; lamer than lame; not cool no matter how many people say because they heard someone say it
"Elton John has the greatest style, that sequined jacket is the essence of fleek!"
"Hooray Phillip! Those rainbow striped curtains are just on fleek enough to match our rainbow onesie pajamas!"
"There's only one way to experience being on fleek in all it's glory, and that's the casual encounters section of Craig's list."
by Jangochainless June 18, 2015
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Slang term used by uncultured idiots to describe perfection.
by Makeupqueen September 4, 2015
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PERSON: My outfit is ON FLEEK!

ME: Stop...
by #ONFLEEK February 1, 2016
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A phase which means "Please talk slower to me, for I am mentally handicapped."
It seriously has no other meaning.
"My eyebrows are fleek."
"....we'd better put a helmet on this kid."
by Lethal Larry April 14, 2017
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A phrase usually placed at the end of a sentence that converts the entire sentence, regardless of the context or words leading up to it, to mean "I have large quantities of diarrhea vacating my body"
Her eyebrows are so on fleek. I need new pants.
by Rustyleftnut November 23, 2015
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The fleek descended upon an unsuspecting canine with murderous intent.
by The welding rican June 15, 2017
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A rare tropical disease. Causes nausea, vomiting, erectile dysfunction, hair loss, itching of genital skin, and slow loss of brain cells. No known remedy.
Marcia’s eyebrows are on fleek.”
Poor thing. Maybe we should just shoot her to put her out of her misery.”
by Doogiedoc October 27, 2017
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