nix (v.) Look up nix at Dictionary.com
"cancel, refuse, forbid," 1903, from nix (n.). Related: Nixed; nixing.
nix (n.) Look up nix at Dictionary.com
"nothing, none," 1789, from German nix, dialectal variant of nichts "nothing," from Middle High German nihtes, from genitive of niht, nit "nothing," from Old High German niwiht, from ni, ne "no" (see un- (1)) + wiht "thing, creature" (compare naught).