AskDefine | Define heater

Dictionary Definition



1 device that heats water or supplies warmth to a room [syn: warmer]
2 (baseball) a pitch thrown with maximum velocity; "he swung late on the fastball"; "he showed batters nothing but smoke" [syn: fastball, smoke, hummer, bullet]

User Contributed Dictionary




-er heat


  1. A device that produces and radiates heat, typically to raise the temperature of a room or building.
    Turn on the heater; I'm cold.
  2. In the context of "dated|slang": A gun.
    The thug pumped two rounds from his heater into her.
  3. A fastball.
    Jones threw a heater under his chin.


See also

Extensive Definition

A heater is any object that emits heat or causes another body to achieve a higher temperature. In a household or domestic setting, heaters are commonly used to generate heating (ie. warmth).
In electronics, the term may refer to the filament in a vacuum tube that heats the cathode to aid in thermionic emission of electrons.
Also: American slang (mid-20th cent.) for a handgun.

See also

heater in Spanish: Calefactor
heater in Polish: Nagrzewnica
heater in Portuguese: Aquecedor
heater in Chinese: 暖器

Synonyms, Antonyms and Related Words

Bunsen burner, Dutch oven, automatic, bedpan, bloom heater, blowgun, blowpipe, brazier, brick oven, burner, calefactory, caliduct, car heater, cooker, cookery, defroster, dielectric heater, dielectric preheater, electric blanket, electric heater, electronic heater, element, firearm, fireless heater, flamethrower, foot warmer, forge, furnace, gas jet, gas log, gat, geyser, gun, handgun, heat lamp, heating duct, high-frequency heater, hot-water bag, hot-water bottle, hot-water heater, induction heater, infrared heater, infrared lamp, ingot heater, iron heater, jet, kerosene heater, kiln, musket, orchard heater, oven, peashooter, piece, pilot light, pistol, preheater, radiator, radio-frequency heater, register, repeater, revolver, rifle, rod, sawed-off shotgun, shooting iron, shotgun, six-gun, six-shooter, steam pipe, stove, sun lamp, tewel, tuyere, warmer
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