verb/fɛʁ ɡaf/
to pay attention to, to watch out for, to be careful of, mind
“Mais fais gaffe tout de même. — Faire gaffe à quoi ? — À pas attraper la mort ! Il n'avait que sa vieille robe de chambre.” — "But be careful all the same." "Be careful of what?" "That you don't catch your death!" All he had on was his old dressing gown.
Synonyms: faire attention