Synonyms for knockout

Noun

1. smasher, stunner, knockout, beauty, ravisher, sweetheart, peach, lulu, looker, mantrap, dish, woman, adult female

usage: a very attractive or seductive looking woman

2. knockout, KO, blow

usage: a blow that renders the opponent unconscious

Adjective

1. hard, knockout, severe, strong (vs. weak)

usage: very strong or vigorous; "strong winds"; "a hard left to the chin"; "a knockout punch"; "a severe blow"