Definition of "flag"
flag1
/flæɡ/
noun
countable and uncountable, plural flags
verb
third-person singular simple present flags, present participle flagging, simple past and past participle flagged
(sports) To penalize for an infraction.
flag2
/flæɡ/
verb
third-person singular simple present flags, present participle flagging, simple past and past participle flagged
flag3
/flæɡ/
noun
plural flags
flag4
/flæɡ/
verb
third-person singular simple present flags, present participle flagging, simple past and past participle flagged
(transitive) To pave with flagstones.