TROUNCE

beat, beat out, crush, shell, trounce, vanquish

(verb) come out better in a competition, race, or conflict; “Agassi beat Becker in the tennis championship”; “We beat the competition”; “Harvard defeated Yale in the last football game”

flog, welt, whip, lather, lash, slash, strap, trounce

(verb) beat severely with a whip or rod; “The teacher often flogged the students”; “The children were severely trounced”

Source: WordNet® 3.1

Etymology 1

Verb

trounce (third-person singular simple present trounces, present participle trouncing, simple past and past participle trounced)

(transitive) To beat severely; to thrash.

(transitive) To beat or overcome thoroughly, to defeat heavily; especially (games, sports) to win against (someone) by a wide margin.

(transitive) To chastise or punish physically or verbally; to scold with abusive language.

Synonyms: censure, rebuke (verbal punishment)

(transitive, Britain, regional) To punish by bringing a lawsuit against; to sue.

Noun

trounce (plural trounces)

An act of trouncing: a severe beating, a thrashing; a thorough defeat.

Etymology 2

Verb

trounce (third-person singular simple present trounces, present participle trouncing, simple past and past participle trounced) (Britain, dialectal)

(intransitive) To walk heavily or with some difficulty; to tramp, to trudge.

Synonym: trance (obsolete except dialectal)

(intransitive) To pass across or over; to traverse.

Synonym: trance (obsolete except dialectal)

(intransitive) To travel quickly over a long distance.

Synonym: trance (obsolete except dialectal)