Football blunder (3,4)

I believe the answer is:

own goal

(Other definitions for own goal that I've seen before include "Act harming one's personal interests" , "bad mistake" , "Goon law (anag.)" , "Unfortunate football incident" , "big mistake" .)

I've seen this clue in The Sun.

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.