To refuse; to offer sudden or harsh resistance; to turn down or shut out.
To buff again.
Repercussion, or beating back.
He was surprised by her quick rebuff to his proposal.
A sudden resistance or refusal.
To decline, to refuse to do or accept.
To contradict or deny.
To forbid, to refuse to allow, give, or permit.
To gainsay, to oppose in speech (and by extension writing).