(astronomy, idiomatic, informal) A reflecting telescope, especially one with a relatively large aperture and suitable for observing deep sky objects such as nebulae and galaxies.

(finance, derogatory, obsolete) A stockbroking firm which takes small orders from clients and takes them on its own account rather than actually transmitting them to the market. Prevalent in the US 1870s to 1920s; often set up as shop-fronts in the 1920s.

The long line of people, in a primitive firefighting technique, who pass buckets of water hand-to-hand from the nearest water source to the site of a fire, in an attempt to douse it.

An often insulated container for holding ice cubes.

A form-fitting seat for one passenger in automobiles, aircraft, and other such modes of transport.

plural of ice bucket

plural of bucket seat

(informal, chemistry) Any chemical process or technique that is relatively low-tech, and does not require specialist equipment or skills, or precise measurement or control.

A casual hat often worn at the beach, with a wide brim.

(historical) A container for holding chad (“small punched-out pieces of paper”) from paper tape or punch cards used with teleprinters, early computers, and other machines; a chad box.