beat (one) to a pulp
To physically attack one, as with punches and other blows, such that they suffer significant injury. I can't believe that skinny kid beat the bully to a pulp! His nose was totally gushing blood!
beat someone to a pulp
If someone beats another person to a pulp they injure them very badly by hitting them repeatedly. I tried to talk myself out of a fight and got beaten to a pulp instead by three other boys. Note: Other verbs can be used instead of beat. Motorists were pulled from their cars, kicked to a pulp, and left to die in the road.
beat (or smash) someone to a pulp
beat someone severely.