For those of you who aren't cool enough to know what it means (we're looking at you, Zayn Malik), the term has been defined as "having the quality of being perfect." Not clear enough for you? Well, if you're a visual learner, here are a few examples of what exactly can be "on fleek."
Eyebrows, especially ones as naturally perfect as Cara Delevingne's.
A person's sense of style, as seen in celebs like Caitlyn Jenner, J.Lo, and Zendaya.
Vintage Harry Hamlin. Always.
No arguments here.
Relive some of Lisa's very own on fleek moments below.