|Origin:||Probably from RAM2|
ram1 past tense and past participle rammed, present participle ramming
1 [intransitive and transitive]
to run or drive into something very hard:
In the latest raid, thieves used his van to ram a police car.
He lost control of his truck and rammed into a van, killing two people.
2 [transitive always + adverb/preposition]
to push something into a position, using great force:
First, you'll have to ram the posts into the ground.
I rammed my foot down on the brake.
to try to make someone accept an idea or opinion by repeating it many times, especially when they are not interested
to make sure someone fully understands something by emphasizing it and by providing a lot of examples, proof etc:
a police video ramming home the dangers of driving fast in fog