kibosh

Chiefly in put on the kibosh or put the kibosh on: something which checks or restrains.

“What do you mean by hussies?” interrupted a champion of the other party, who has evinced a strong inclination to get up a branch fight on her own account. (“Hoo-roa,” ejaculates a pot-boy in a parenthesis, “put the kye-bosh on her, Mary.”)

Once or twice triumphant memories of the earlier incidents nerve his face for awhile. "I put the ky-bosh on his little game," he remarks.

To decisively put a stop to or terminate (someone or something).

Philly Kiboshes Blackout Tutoring [title] […] Plan of the Pennsylvania State Council of Defense to ring in a State-wide network of 45 stations for an "educational" blackout test, was nixed by the Office of Censorship after it was okayed by the Third Service Command of the army. Skedded for Thursday (8), purpose of the broadcast was to educate public with air raid warning signals and all Pennsylvanians were urged to listen to instructions as broadcast.

Deal for network star Henry Morgan to sign a Majestic contract for two albums has fallen thru, with Paul Baron, newly-named artist and repertoire topper at the diskery, kiboshing a deal that virtually had been consummated between his predecessors and Music Corporation of America (MCA).

Bosh, nonsense.

Still I wish you a 'Appy New Year, if you care for the kibosh, old Chappie, / Though 'taint 'Igh Art Cards full o' gush and green paint 'll make you and me 'appy. / Wot we want is lucre and larks, love and lotion as much as you'll carry!

Gar'n! Gives me the 'ump, all this kibosh 'bout morals, and taste, and all that.