An attribute, symptom, object, or behavior which is distinctly characteristic of someone or something.
A card advertising the services of a prostitute.
Excrement, especially of a domestic animal.
A small printed card which identifies the bearer, traditionally presented for introduction when making a social visit to a home or when attending a formal social event or business meeting.
A phonecard.
A distinguishing characteristic.
An official marking made by a trusted party, usually an assay office, on items made of precious metals.
To provide or stamp with a hallmark.