'Nix' definitions:

Definition of 'nix'

From: WordNet
noun
A quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it" [syn: nothing, nil, nix, nada, null, aught, cipher, cypher, goose egg, naught, zero, zilch, zip, zippo]
verb
Command against; "I forbid you to call me late at night"; "Mother vetoed the trip to the chocolate store"; "Dad nixed our plans" [syn: forbid, prohibit, interdict, proscribe, veto, disallow, nix] [ant: allow, countenance, let, permit]

Definition of 'Nix'

From: GCIDE
  • Nix \Nix\, n.; fem. Nixe. [G. Cf. 1st Nick.] (Teut. Myth.) One of a class of water spirits, commonly described as of a mischievous disposition. [1913 Webster]
  • The treacherous nixes who entice men to a watery death. --Tylor. [1913 Webster]

Synonyms of 'nix'

From: Moby Thesaurus