Alternative form of ne pas en foutre une

not to be worth a thing, not to be worth a penny, to be worthless

(figuratively) to take everything in, to drink it all in, not to miss a word, not to miss a thing

(figuratively) for there to be no doubt about it, to be a certainty, to be clear

(informal, figuratively, transitive with à) to do no favours; to not make things easy; to be very strict, to cut someone no slack; to be ruthless, to be merciless

more than one knows what to do with, more than one can shake a stick at (a great number or amount of)

(litotes) to react immediately, to not miss a beat

(figuratively, informal) not to mince words (to speak abruptly, frankly)

I don't speak French

I don't speak English