to keep one's cool, to stay calm

to get lost, to lose one's way (to become lost)

to calm down

to earn one's corn, to earn a living, to make a living

(figuratively) to badmouth

speed of sound (speed at which sound is propagated through some medium under specified conditions)

(figuratively, transitive with à) to raise one's glass to (someone), to salute (someone)

(informal) to put food on the table, to pay the bills, to pay the rent (to be lucrative enough to live on, to be a good livelihood)

Alternative form of tirer un coup

of one's choosing, of one's choice