(idiomatic) to sow one's wild oats (to spend a period of one's youth behaving irresponsibly)

(idiomatic) to blow up (literally: "to blow (up) in the air")

call the police

(a river) to overflow its banks

(idiomatic) to put a tight rein on, to rein, to curb

(idiomatic) the die is cast

to get on someone's nerves, to annoy

(simile, idiomatic) to avoid like the plague

(idiomatic) the birds and the bees (sexual activity)

(idiomatic, informal) talking turkey, cutting to the chase (request for honesty, frankness, and straightforwardness) / (idiomatic, informal) rolling up one's sleeves, getting down to brass tacks (request for honest effort, extra effort, all or nothing)