Simple past tense and past participle of ambush.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "ambushed" in a sentence
"LEMON: And while all eyes were on Edouard, a storm with no name ambushed Indiana overnight."
"The ambushed was a Mexican Army patrol in Ciudad Juarez, Chihuahua, just across the border from El Paso Texas."
"Obama writes that his child-self felt "ambushed" by the sudden revelation that black people endured such things "in response to advertisements that promised happiness as a white person"."