to decline to accept (something offered)

to refuse an award.

to decline to give; deny (a request, demand, etc.)

to refuse permission.

to express a determination not to (do something)

to refuse to discuss the question.

to decline to submit to.

(of a horse) to decline to leap over (a barrier).

to decline to accept (a suitor) in marriage.

Military . to bend or curve back (the flank units of a military force) so that they face generally to the flank rather than the front.

Obsolete . to renounce.

to decline acceptance, consent, or compliance.