Endanger \En*dan"ger\, v. t. [imp. & p. p. {Endangered}; p. pr. & vb. n. {Endangering}.] 1. To put to hazard; to bring into danger or peril; to expose to loss or injury; as, to endanger life or peace. All the other difficulties of his reign only exercised without endangering him. --Burke. 2. To incur the hazard of; to risk. [Obs.] He that turneth the humors back . . . endangereth malign ulcers. --Bacon.