double-crossern.
/ˌdʌblˈkrɒsə/, U.S. /ˌdəb(ə)lˈkrɔsər/, /ˌdəb(ə)lˈkrɑsər/ A person who double-crosses another or others; a treacherous or duplicitous person, a swindler or cheat.
ΚΠ
1888 Bismarck (N. Dakota) Daily Tribune 7 Nov. The lines were broken by the double-dealers, double-crossers, political contortionists and election day acrobats.
1927 Vanity Fair Nov. 132/4 A ‘rat’ or a ‘heel’ is a double-crosser or a worthless person.
1928 Cosmopolitan Aug. 156/3 Are you going to be a dirty thief and a double-crosser?
1960 Spectator 30 Sept. 470 That party of back-stabbers and double-crossers.
2020 Scottish Daily Mail (Nexis) 8 Oct. 59 Helen Baxendale played the novelist as a devious, callous double-crosser willing to stitch up her publishers.
This entry has been updated (OED Third Edition, June 2022).
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n.1888