(खूब मारना / बुरी तरह से हराना)
Beat repeatedly and violently / Hitting something repeatedly / To defeat decisively or severely
Syn- Beat up, Clobber, Defeat
E.g-1. His father used to thrash him when he was a boy.
2. The team thrashed their opponents 5-nil.
3. the wind screeched and the mast thrashed the deck.
4. Something was thrashing wildly in the water.
5. Harry always invited Charlie when he threw a thrash in his office.