Re‐buff″ (rē̍‐bŭf″), n. [It. ribuffo, akin to ribuffare to repulse; pref. ri- (L. re-) + buffo puff. Cf. Buff to strike, Buffet a blow.] 1. Repercussion, or beating back; a quick and sudden resistance.
The strong rebuff of some tumultuous cloud. Milton.
2. Sudden check; unexpected repulse; defeat; refusal; repellence; rejection of solicitation.