to grab the lion's share

(vulgar) to make fun of, to laugh at, to take the piss out of

(vulgar) to get a move on, to get off one's ass, to pull one's finger out

(figuratively) to be much mistaken, to bark up the wrong tree, to delude oneself, to need one's head examined, to have another think coming

(colloquial) to look daggers at each another, to glare at one another

(vulgar) to make a bundle, to make a mint, to be minting it, to rake in money hand over fist

(simile, informal) to not give a damn about (something)

(figuratively, informal) to make a mountain out of a molehill (to get all worked up over the slightest difficulties)

Alternative form of se soucier comme d'une guigne de

(informal) what someone is made of, what someone is capable of, someone's true mettle