Ramming

The dog greeted me by running up at full speed and ramming her two front paws into my lower abdomen.

I'm tired of Tom ramming his ideas down my throat.

Ramming speed, captain!

Stop ramming your ideas down our throats.

In the case of accidental ramming the conditions are different on the side of the rammer as well as on that of the rammee. Mr. Forster tells us that, in the case of accidental ramming, it is an unusual thing for the rammer, being a battleship, to do herself much harm

[…] extensive damage done to Royal Navy frigates by rammings by Iceland Coast Guard.