Crossword Genius

"Go team!" (3)

Ross

I think it could be either:

rah

ole

(Other definitions for rah that I've seen before include "whoopee!" , "Cheer of approval" .)

I've seen this clue in the Universal, The Washington Post, the LA Times and The Wall Street Journal.
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.