> as lemmas

1902 ‘H. McHugh’ It's up to You iii. 55 We decided before we stepped on the Pullman that it would be nix on the sweetheart talk.

1923 R. D. Paine Comrades Rolling Ocean iv. 62 Camp Stuart at ten o'clock. Nix on that kid stuff.

1941 S. J. Baker Pop. Dict. Austral. Slang 49 Nix on it!: Stop it! Lay off!

1990 P. Chester Murder Forestalled (BNC) 123 She started for the telephone. ‘Nix on that,’ I said sharply.