at a moment's notice, at the last minute, without preparation

(informal) to boil down to the same thing, to amount to the same thing

to the detriment of, at the expense of (someone), at the cost of (something)

(formal) to the detriment of, at the expense of (someone), at the cost of (something)

(transitive) to reduce to silence, to silence

(transitive) to clear up; set straight

(transitive) to put in the know, to clue in, to put in the picture

at the end of / after

(transitive) to bring to heel, to bring into line, to rein in, to make (someone) conform

(informal) quick-tempered; huffy, thin-skinned