[bel-ohz, -uhz]
noun (used with a singular or plural verb)
a device for producing a strong current of air, consisting of a chamber that can be expanded to draw in air through a valve and contracted to expel it through a tube.
anything resembling or suggesting bellows in form, as the collapsible part of a camera or enlarger.
the lungs.

before 900; Middle English bel(o)wes (plural), Old English belg, short for blǣst belg, plural belgas blast-bag; cognate with Dutch blaasbalg, German Blasebalg, Old Norse belgr. See belly

bellowslike, adjective Unabridged


George Wesley, 1882–1925, U.S. painter and lithographer.


verb (used without object)
to emit a hollow, loud, animal cry, as a bull or cow.
to roar; bawl: bellowing with rage.
verb (used with object)
to utter in a loud deep voice: He bellowed his command across the room.
an act or sound of bellowing.

before 1000; Middle English belwen, akin to Old English bylgan to roar (compare for the vowel Old High German bullôn); extended form akin to bell2

bellower, noun
outbellow, verb (used with object)

2. See cry. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
bellow (ˈbɛləʊ)
1.  (intr) to make a loud deep raucous cry like that of a bull; roar
2.  to shout (something) unrestrainedly, as in anger or pain; bawl
3.  the characteristic noise of a bull
4.  a loud deep sound, as of pain or anger
[C14: probably from Old English bylgan; related to bellan to bell²]

Bellow (ˈbɛləʊ)
Saul. 1915--2005, US novelist, born in Canada. His works include Dangling Man (1944), The Adventures of Angie March (1954), Herzog (1964), Humboldt's Gift (1975), The Dean's December (1981), and Ravelstein (2000): Nobel prize for literature 1976

bellows (ˈbɛləʊz)
1.  Also called: pair of bellows an instrument consisting of an air chamber with flexible sides or end, a means of compressing it, an inlet valve, and a constricted outlet that is used to create a stream of air, as for producing a draught for a fire or for sounding organ pipes
2.  photog a telescopic light-tight sleeve, connecting the lens system of some cameras to the body of the instrument
3.  a flexible corrugated element used as an expansion joint, pump, or means of transmitting axial motion
[C16: from plural of Old English beligbelly]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

O.E. bylgian "to bellow," from PIE base *bhel- "to sound, roar." Originally of animals, especially cows and bulls; used of human beings since c.1600.

c.1200, belwes pl. of belu, belw, northern form of beli, from late O.E. belg (see belly), reduced from blæstbælg, lit. "blowing bag." Used exclusively in plural since 15c.
Online Etymology Dictionary, © 2010 Douglas Harper
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Bible Dictionary

Bellows definition

occurs only in Jer. 6:29, in relation to the casting of metal. Probably they consisted of leather bags similar to those common in Egypt.

Easton's 1897 Bible Dictionary
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Example sentences for bellows
Basically, a bellows is a deformable container which has an outlet nozzle.
When the volume of the bellows is decreased, the air escapes through the outlet.
Metal bellows were made to absorb axial movement in a dynamic condition.
Bellows are also used to send pressurized air in a controlled manner in a fired
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