double-cross

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double-cross

(dŭb′əl-krôs′, -krŏs′)
tr.v. double-crossed, double-crossing, double-crosses
To betray by acting in contradiction to a prior agreement.
n.
1. often double cross An act of betraying an ally, friend, or associate.
2. double cross Genetics 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.

dou′ble-cross′er n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
Charlie's plan unfolds perfectly, only for one member of the team to turn out to be a greedy, double-crosser.
After leading roles in the likes of Fight Club and American History X, Norton plays Frezelli, a thieving double-crosser who is out to stop the gang.
MOVING into position to seize power from Theresa May, double-crosser Boris Johnson has taken the biggest gamble of his political career.
All of the expected vignettes are present, and Addis treats them reverentially, as though they were something new: the amateur robbers bickering with each other in the midst of a heist; the small-town denizens recognizing the crooks despite their disguises; the inept double-crosser who gets duped himself.
Double-crosser Belmokhtar was kicked out as one of its top leaders in Mali in October after he was caught cheating other fighters.