slang, dated
on fleek
Meaning
- Perfectly done or shaped, originally describing eyebrows.
- Used more broadly for anything looking flawless.
“Her eyebrows are on fleek today.”
Where it came from
Coined by Kayla Newman, known online as Peaches Monroee, in a June 21, 2014 Vine praising her own eyebrows. The clip drew over 36 million loops, and celebrities and brands repeated the phrase through 2014 and 2015 without crediting or paying Newman.