knock-down

(noun) a blow that knocks the opponent off his feet. Synonyms: knockdown.

(verb) cause to come or go down. Synonyms: down, knock down, cut down, push down, pull down. Examples: "The policeman downed the heavily armed suspect." "The mugger knocked down the old lady after she refused to hand over her wallet."

(verb) knock down with force. Synonyms: deck, coldcock, dump, knock down, floor. Example: "He decked his opponent."

(verb) shatter as if by explosion. Synonyms: blast, knock down.

(adj) strong enough to knock down or overwhelm. Synonyms: knock-down(prenominal), powerful. Example: "A knock-down blow."

(adj) (furniture) easily assembled and dismantled. Synonyms: knockdown. Example: "I bought a knockdown chest at the do-it-yourself store."