A paper slip or card indicating that its holder has paid for or is entitled to a specified service, right, or consideration: a theater ticket; an airline ticket. An e-ticket. A certifying document, especially a captain's or pilot's license. An identifying or descriptive tag attached to merchandise; a label. A list of candidates proposed or endorsed by a political party; a slate. A legal summons, especially for a traffic violation. The proper or desirable thing: A change of scene would be just the ticket for us. Informal A means to an end: "He went to Washington ... to become press secretary ... it was his ticket out of the Delta\u201d ( Nicholas Lamann). To provide with a ticket for passage or admission: ticket all passengers through to Amsterdam. To attach a ticket to; tag. See Synonyms at mark1. To designate for a specified use or end; destine: funds that have been ticketed for medical research. To serve (an offender) with a legal summons: ticket a speeding motorist.