To mark with a sign, either fixed or (as by a significant motion) passing; place a sign or distinguishing mark upon; mark; specifically, to sign with the cross. Compare sain.
To affix a signature to, as a writing of any kind, a design or painting, or the like, for verification, attestation, or assent; write one's name upon, or something intended to represent one's name, or (as by authorization or assumption) that of another person: as, to sign bills or receipts with the employer's name and the writer's initials; the plans were signed with a monogram.
To write as a signature: as, to sign one's own or another's name to a letter.
To affect by a binding signature; dispose of by written assignment or release: with away or off: as, to sign away one's rights; to sign off one's interest in a contract.
To procure the signature of, as to an agreement; engage by the signing of a contract; put under written obligation.
To communicate by a sign; make known by a significant motion; signal, as with the hand.
To give or show signs of; display in appearance or manner; betoken or distinguish by any indication.
To assign, as to a place or duty; direct; appoint; settle; fix.
To write one's signature; bind one's self by a signature; make a signed agreement or statement: with an adverbial adjunct: as, to sign off from drinking (that is, to sign the temperance pledge).
To serve as a sign; have significance; augur.
To mate a sign or signs; gesture or point significantly.
noun.
In geometry, the symbol .
noun.
Avisible mark or impress, whether natural or artificial, accidental or purposed, serving to convey information, suggest an idea, or assist inference; a distinctive guiding indication to the eye.
noun.
An arbitrary or conventional mark used as an abbreviation for a known meaning; a figure written technically instead of the word or words which it represents, according to prescription or usage: as, mathematical, astronomical, medical, botanical, or musical signs; occult signs; an artist's sign.
noun.
Something displayed to announce the presence of any one; a cognizance; a standard; a banner.
noun.
An inscribed board, plate, or space, or a symbolical representation or figure, serving for guidance or information, as on or before a place of business or of public resort, or along a road: as, a merchant's or shopman's sign; a tavern -sign; a swinging sign; a tin sign; a sign-board.