Crossword Genius

Rapper Mos ___ (3)

Ross

I believe the answer is:

def

(Other definitions for def that I've seen before include "Quick and skilful." , "explanation" , "Brilliant" .)

I've seen this clue in the LA Times and the New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.