Definition of "gallery"

An institution, building, or room for the exhibition and conservation of works of art.  examples

An establishment that buys, sells, and displays works of art.  examples

The uppermost seating area projecting from the rear or side walls of a theater, concert hall, or auditorium.  examples

(by extension, metonymically) The spectators of an event, collectively.  quotations  examples

(law) The, often elevated and in the rear, part of a courtroom where seating for the public audience is facilitated during trial.  quotations  examples

A roofed promenade, especially one extending along the wall of a building and supported by arches or columns on the outer side  examples

(computing) A browsable collection of images, font styles, etc.  examples

(fortification) A covered passage cut through the earth or masonry.  examples

(mining) A level or drive in a mine.  examples

(automotive) A channel that carries engine oil to parts of the engine that need lubrication, such as the main bearings.  quotations  examples

(television) The production control room.  examples

A part of a monocle, a projection off the ring holding the lens, which helps secure the monocle in the eye socket.  examples

(entomology) The boring trails produced by an insect in wood.

Short for gallery forest.  examples

(Trinidad and Tobago) To show off.  examples