Fly 

To be fly is to be cool, and amazing and awesome.

Indigo Wallis and Anna Spaul are extremely FLY

Fly by ahaaa1412 November 26, 2011

fly 

sexy or hella fine

damn girl you fly

fly by reger3785 April 18, 2017

Fly 

A 90s adjective that needs to make a comeback like fresh or dope. Basically to describe something cool.

Yo that jacket is fly bro!!

Fly by yursh22 May 17, 2017

Fly 

the most annoying creature to be created

Guy a: fucking fly

Fly by W.D Shadow Marco C. Krueger June 16, 2017

fly 

cool, in style

He was drivin some fly ass car

fly by Anonymous June 16, 2002

fly 

verb; to work in an acceptable way, or will realistically happen.

Don't even try that. It ain't gonna fly.

fly by New York person December 28, 2005

fly 

To try to hit the ground, and miss.

See: Douglas Adams, Hitchhikers guide to the galaxy, hitchhike, don't panic, fall

fly by The boy who picked flowers and made people sing May 22, 2003