To engage (a sports player, musician etc.) in a contract.
To write (one's name) as a signature.
To validate or ratify (a document) by writing one's signature on it.
To communicate using gestures to (someone).
To bless (someone or something) with the sign of the cross; to mark with the sign of the cross.
To determine the sign of
To cross oneself.
To furnish (a road etc.) with signs.
More generally, to write one's signature on (something) as a means of identification etc.
To write one's signature.
To finalise a contractual agreement to work for a given sports team, record label etc.
To use sign language.
To communicate or make known (a meaning, intention, etc.) by a sign.
To calculate or derive whether a quantity has a positive or negative sign.
To mark, to put or leave a mark on.
To communicate using a gesture or signal.
An astrological sign.
A specific gesture or motion used to communicate by those with speaking or hearing difficulties; now specifically, a linguistic unit in sign language equivalent to word in spoken languages.
Sign language in general.
A wonder; miracle; prodigy.
A perceptible (e.g. visible) indication.
A property of the body that indicates a disease and, unlike a symptom, can be detected objectively by someone other than the patient.
A military emblem carried on a banner or standard.
Physical evidence left by an animal.
A clearly visible object, generally flat, bearing a short message in words or pictures.
A semantic unit, something that conveys meaning or information (e.g. a word of written language); (linguistics, semiotics) a unit consisting of a signifier and a signified concept. (See sign (semiotics).)
An omen.
Positive or negative polarity, as denoted by the + or - sign.
To add one's own name to the list of people who are participating in something (including amateur, but not professional, teams)
To agree to purchase some good or service.
To add a name to the list of people who are participating in something.