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noun VERB + AMBUSH lay, prepare, set up The soldiers set up an ambush on the road. | lie in, wait in The soldiers lay in ambush for the enemy troops. | carry out, stage They staged an ambush on an army patrol. | be caught in, run into, walk into We ran into an ambush in the valley. AMBUSH + VERB take place PREP. in an/the ~ Twelve men were killed in the ambush. | ~ on an ambush on an army patrol
Oxford Collocations Dictionary