Crossword Genius

Pretty thick (5)

Ross

I believe the answer is:

dense

(Other definitions for dense that I've seen before include "Needs (anag) -- thick" , "Closely spaced or extremely stupid" , "Closely packed" , "Stupid, crowded together" , "Tightly packed - stupid" .)

I've seen this clue in the LA 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.