(1):

(n.) A remote allusion; slight mention; intimation; insinuation; a suggestion or reminder, without a full declaration or explanation; also, an occasion or motive.

(2):

(v. i.) To make an indirect reference, suggestion, or allusion; to allude vaguely to something.

(3):

(v. t.) To bring to mind by a slight mention or remote allusion; to suggest in an indirect manner; as, to hint a suspicion.