n. The form, manner, style, or fashion of something; the thing: as, that is the proper kibosh; full dress is the correct kibosh for the opera.n. Something indefinite; a thing of any kind not definitely conceived or intended: as, I'll give him the kiboshn. The thing in question; the stuff: as, that's the proper kibosh. Hence, specifically.n. The stuff used in filling cracks or giving finish or shadow to architectural sculptures, namely, Portland cement.n. Wages; money. Eng. Dial. Dict. (s. v. kybosh).n. Affectation; display; pretense.n. Stuff; nonsense; rubbish; bosh.n. To put the finishing touches on; perfect (one) in his trade.n. Intransitively, to do one's best.To finish off; knock out; squash completely; end.To throw kibosh, or Portland cement, upon (carved stonework) with a blowpipe and a brush, so as to enhance the shadows.