(n)bang, boot, charge, rush, flush, thrill, kickthe swift release of a store of affective force“they got a great bang out of it”, “what a boot!”, “he got a quick rush from injecting heroin”, “he does it for kicks”
(n)flush, gush, outpouringa sudden rapid flow (as of water)“he heard the flush of a toilet”, “there was a little gush of blood”, “she attacked him with an outpouring of words”
(s)flushof a surface exactly even with an adjoining one, forming the same plane“a door flush with the wall”, “the bottom of the window is flush with the floor”