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[en-deyn-jeyr] /ɛnˈdeɪn dʒeɪr/
verb (used with object)
to expose to danger; imperil:
It was foolish to endanger your life in that way.
Origin of endanger
late Middle English
1400-50; late Middle English; see en-1, danger
Related forms
endangerment, noun
threaten, jeopardize, hazard, risk. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for endanger
Contemporary Examples
Historical Examples
  • It was certain he would not go far enough from the cavern to endanger his safety or to imperil his return.

    Among the Esquimaux Edward S. Ellis
  • We not only have no right to endanger another's life by a duel, but we have no right to endanger our own.

  • No one was willing to endanger his safety by any act of respect toward his remains.

    Maria Antoinette John S. C. (John Stevens Cabot) Abbott
  • We naturally wish to increase production there, rather than endanger it.

    Priestess of the Flame Sewell Peaslee Wright
  • But I must see to it that he never again does anything like this to endanger us.

British Dictionary definitions for endanger


(transitive) to put in danger or peril; imperil
Derived Forms
endangerment, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for endanger

late 15c., from en- (1) "make, put in" + danger. Related: Endangered; endangering. Endangered species first recorded 1964.

Online Etymology Dictionary, © 2010 Douglas Harper
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