1
general::
Strike with force, crash into; also, attack vigorously. For example, The truck plowed into the retaining wall, or Carol plowed into the pile of correspondence. This expression transfers the force of the farmer's plow to other enterprises. [Late 1800s]
American Heritage Idioms
2
general::
Phrase(s): plow into someone or something
to crash into someone or something; to bump hard into someone or something. • The car plowed into the ditch. • The runner plowed into another player.
McGrawhill's American Idioms And Phrasal Verbs