(informal, idiomatic) Television.

A box containing one or more resistance coils.

A box in which molten steel is hydraulically compressed.

plural of box-elder

(business) An electronic consumer device that integrates a number of traditionally separate media functions: television, music playback, Internet browsing, video games, etc.

(US) A wooden box measuring 12 × 20 × 8 inches.

(military, historical) A staggered tactical formation of bomber aircraft used by U.S. Army Air Forces during World War II.

(weaving) A box at each side of a loom containing the various shuttles that may be used.

A form of expansion joint used in street mains of steam-heating systems. / (squash, racquetball) One of two sections of the court, inside which a server must have at least one foot during the service

(astronomy) A notional box bounding some region of space in which a celestial object is known to exist; its size depends on how accurately the true location is known.