Ticket

From Old French estiquet, also estiquette. More at etiquette.

Full definition of ticket

(plural tickets or tix)

A pass entitling the holder to admission to a show, concert, etc.
A pass entitling the holder to board a train, a bus, a plane, or other means of transportation
A citation for a traffic violation.
A permit to operate a machine on a construction site.
A service request, used to track complaints or requests that an issue be handled. (Generally Internet Service Provider related).
(informal) A list of candidates for an election, or a particular theme to a candidate's manifesto.Joe has joined the party's ticket for the county elections.Joe will be running on an anti-crime ticket.
A solution to a problem; something that is needed.That's the ticket.I saw my first bike as my ticket to freedom.

1884, Mark Twain, Adventures of Huckleberry Finn Chapter 34, "Here's the ticket. This hole's big enough for Jim to get through if we wrench off the board."

FullerHe constantly read his lectures twice a week for above forty years, giving notice of the time to his auditors in a ticket on the school doors.

(dated) A tradesman's bill or account (hence the phrase on ticket and eventually on tick).

J. CotgraveYour courtier is mad to take up silks and velvets
On ticket for his mistress.

A label affixed to goods to show their price or description.
A certificate or token of a share in a lottery or other scheme for distributing money, goods, etc.

To issue someone a ticket, as for travel or for a violation of a local or traffic law.