dou·ble-cross (dŭb'əl-krôs', -krŏs') tr.v.
dou·ble-crossed, dou·ble-cross·ing, dou·ble-cross·es To betray by acting in contradiction to a prior agreement. See Synonyms at deceive. n.
often double cross An act of betraying an ally, a friend, or an associate.
double crossGenetics A cross in which each parent is the product of a single cross. It can be represented as AB × CD, where A, B, C, and D are inbred lines.
n. a person who betrays someone. (Often with dirty. See comments at double cross.) : You dirty, lowdown double-crosser, you!
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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