doublecrossとは 意味・読み方・使い方

名詞

double cross (plural double crosses)

1. Alternative form of double-cross

語源

First recorded in 1834 from thieves' slang cross (or on the cross) to refer to something dishonest, a play on straight/square: a crook going back on his partners would therefore be crossing the crossers, or double-crossing.

動詞

double-cross (third-person singular simple present double-crosses, present participle double-crossing, simple past and past participle double-crossed)

1. To betray or go back on; to deceive someone after having gained their trust and led them to believe that they were being aided.

   Synonyms: quisle, sell out, stab in the back; see also Thesaurus:betray

   If you double-cross us, we'll track you down and kill you.

2. (plant breeding, animal breeding) To cross twice in hybridization, as (A × B) × (C × D); for example, in commercial hybrid seed corn, A through D are classically inbreds, and their grandoffspring is the seed for sale.

派生語

• double-crosser

名詞

double-cross (plural double-crosses)

1. An instance of betrayal of one who had been led to believe that the betrayer was assisting them.
2. (plant breeding, animal breeding) The hybrid product of double-crossing.

参照

• Michael Quinion (2004), “Double-cross”, in Ballyhoo, Buckaroo, and Spuds: Ingenious Tales of Words and Their Origins, Washington, D.C.: Smithsonian Books in association with Penguin Books, →ISBN.