thrash verb

1 hit sb many times

ADV. soundly That boy deserves to be soundly thrashed!

PREP. with He thrashed the poor servant with his stick.

2 move your arms and legs in an uncontrolled way

ADV. helplessly, violently, wildly | about, around The cow fell on its side and thrashed about wildly.

3 defeat sb easily in a game

ADV. soundly The visiting side were soundly thrashed.