A short to thigh-length outer garment for the upper body.

• The upper part of a suit worn with trousers.

A protective or insulating cover for an object.

• Examples include a book dust jacket, bullet jacket, or tank jacket.

Slang: a person’s police or criminal record.

The tough outer skin of a baked potato.

To enclose or encase in a jacket or cover.

• To put a jacket on someone or something.

To confine someone in a straitjacket.