knock down argument

noun

Roget 479: confutation, refutation; answer, complete answer; disproof, conviction, redargution^†, invalidation; exposure, exposition; clincher; retort; reductio ad absurdum; knock down argument, tu quoque argument [Lat.]; sockdolager [U.S.], correction etc. 572.1; dissuasion etc. 616.    ... show more

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