(informal) Alternative form of c'est l'hôpital qui se moque de la charité

(informal) to get lost, go to hell

(informal) to tie oneself in knots, to worry oneself sick

(figuratively) to walk into the lion's den

(figuratively) to think the world revolves around one, to think one is the centre of the universe

(simile, archaic) couldn't care less about (to be perfectly indifferent about a thing)

(informal, figuratively) to misstep, to trip up, to get into a muddle

(informal) to knock back a drink, to neck a glass of some drink

Alternative form of se battre contre des moulins à vent

(figuratively) to tilt at windmills