pump bullets, shots, etc. into somebodyidiomPart ofpumppump bullets, shots, etc. into somebodypump bullets, shots, etc. into somebody — idiomidiom1. To shoot someone many times with a gun.1.idiomDefinitionTo shoot someone many times with a gun.ExampleThe gunman pumped several bullets into the victim's chest.Did the attacker pump shots into the car before fleeing?