thanxn.

/θaŋks/Etymology: Commercial spelling of thanks (see thank n. Phrases 1a).
colloquial and in commercial use (originally
U.S.).
1936 H. L. Mencken (ed. 4) viii. 406 Such forms as burlesk..thanx and kreem..are used freely by the advertising writers.
1977 Apr. 24/1 Thanx for writing.
This entry has not yet been fully updated (first published 1986; most recently modified version published online September 2019).