mow somebody ↔ down
From Longman Dictionary of Contemporary Englishmow somebody ↔ down phrasal verb informal1 PMKILLto kill large numbers of people at the same time, especially by shooting them The soldiers were mown down by machine-gun fire.2 to kill someone by driving into them fast He was sentenced to two years in prison for mowing down a nine-year old girl. → mow→ See Verb tableExamples from the Corpusmow down• But he did not mow her down.• But if your men attack we shall mow them down.