A large suitcase, usually requiring two persons to lift and with a hinged lid.
A box or chest usually covered with leather, metal, or cloth, or sometimes made of leather, hide, or metal, for holding or transporting clothes or other goods.
(US, Canada, automotive) The luggage storage compartment of a sedan/saloon style car.
(heading) A channel for flow of some kind.
(US, telecommunications) A circuit between telephone switchboards or other switching equipment.
A chute or conduit, or a watertight shaft connecting two or more decks.
A long, large box, pipe, or conductor, made of plank or metal plates, for various uses, as for conveying air to a mine or to a furnace, water to a mill, grain to an elevator, etc.
(archaic) A long tube through which pellets of clay, pas, etc., are driven by the force of the breath.
(mining) A flume or sluice in which ores are separated from the slimes in which they are contained.
(software engineering, jargon) In software projects under source control: the most current source tree, from which the latest unstable builds (so-called "trunk builds") are compiled.
The main line or body of anything.
(transport) A main line in a river, canal, railroad, or highway system.
A large pipe forming the piston rod of a steam engine, of sufficient diameter to allow one end of the connecting rod to be attached to the crank, and the other end to pass within the pipe directly to the piston, thus making the engine more compact.
