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. photography
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
Word origin
C16: from plural of Old English beligbelly
Bellows in American English
(ˈbɛlˌoʊz)
George (Wesley)1882-1925; U.S. painter
bellows in American English
(ˈbɛlˌoʊz)
singular noun
1.
a device that produces a stream of air through a narrow tube when its sides are pressed together: used in pipe organs, for blowing fires, etc.
2.
anything like a bellows, as the folding part of some cameras, the lungs, etc.