On fleek

judging by 13 of the top 20 definitions, it's a way to describe someone's eyebrows

OMG Abraham Lincoln's eyebrows are on fleek!

by Mukachang September 13, 2018

on fleek

When something is perfect, or going right, or on point

Person 1: Wow, look at Lee Pace's eyebrows!

Person 2: Eyebrows on fleek.

by bohemianrhapstory January 3, 2015

Fleek

Flawless Letting Everyone Else Know

You are fleek with them eyebrows girl

by The real-one January 26, 2015

on fleek

lookin good originaly used to represent good shaped eyebrows

girl yo eyebrows is on fleek

by zexyam17 December 15, 2016

Fleek

A marionette puppet that is frightening and haunts you in your dreams.

Man, I almost crapped myself when I woke up and saw Fleek staring me right in the face.

by birthmas December 13, 2010

Fleek

Somethin' that's off the chain (or looks good for you white folk that don't understand)

"Headed to da club, 'bout to get CRUNK, eyebrows on fleek"

"Headed to da club, 'bout to CRUNK, eyebrows on fleek."

by Rejcszesascerxesrgdxsse a March 27, 2015

On fleek

Adj. 1) (slang) a state of completeness and flawlessness, the quality of being perfect 2) the combination of fly and sleek . Synonymous with on point.

Kesha's eyebrows were on fleek.

by Atomic Afro June 7, 2015