Mythology A water sprite of German mythology, usually in human form or half-human and half-fish. (noun)
Not so; no. (adverb)
To forbid, refuse, or veto: Congress nixed the tax hike. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "nix" in a sentence
"_Course_, it's nix on Junior, an 'it's _nix_ on Peter if you say so."
"The male is called nix, the female nixie, the generic term for both being nicker, from a root which perhaps means to wash."
"She alsovoted against the torture bill, co-signed the Restore the Constitution Act which would restore habeas corpus and "nix" the immunity for war crime status granted the PResident in the torture bill, etc ...."