rammer
nounUK /ˈræm.ər/
US /ˈræm.ɚ/
A rammer is a heavy tool used to push or pound something down hard.
The worker used a rammer to pack the dirt flat.
OTHER MEANINGS
2. A person or thing that rams or strikes with force.
The rammer of the door broke it open.
3. A rod used to push the charge into a gun or cannon.
He pushed the powder down with the rammer.
4. A device in a machine that drives parts together by force.
The rammer in the press pushed the metal into shape.