flag

Walcott was, briefly, awarded a penalty when he was upended in the box but referee Phil Dowd reversed his decision because Bendtner had been flagged offside.

Please flag down a taxi for me.

to flag an order to troops or vessels at a distance

I've flagged up the need for further investigation into this.

The compiler flagged three errors.

Flag the debug option before running the program.

This method of hunting, however, is not so much practised now as formerly, as the antelope are getting continually shyer and more difficult to flag.

The defender was flagged for unsportsmanlike conduct.

Mark Dvoretsky (2014) For Friends & Colleagues, volume 1, →ISBN: “Indeed, I usually spent an hour to an hour and a half on my game, never found myself in time pressure, never once flagged in my entire life, except in blitz games, of course.”

White was winning positionally, but Black managed to flag him and win.

After he flagged Algebra, Mike was ineligible for the football team.