Turn upside down or back to front (6)

I believe the answer is:

invert

(Other definitions for invert that I've seen before include "Turn upside down, reverse order" , "Turn upside-down" , "Put upside down" , "Turn inside out, reverse position" , "Turn upside down, reverse position" .)

I've seen this clue in The 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.