To fold up, in the manner of an accordion
A set of items (concepts, links, or otherwise) that can be packed and unpacked cognitively, or their representation as a set of virtual objects.
A box-shaped musical instrument with means of keys and buttons, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds.
A vertical list of items that can be individually expanded and collapsed to reveal their contents.
To fold up like a bellows; to accordion.
To expand and contract like a bellows.
To operate a bellows; to direct air at (something) using a bellows.
Any flexible container or enclosure, as one used to cover a moving joint.
That which fans the fire of hatred, jealousy, etc.
A device for delivering pressurized air in a controlled quantity to a controlled location. At its most simple terms a bellows is a container which is deformable in such a way as to alter its volume which has an outlet or outlets where one wishes to blow air.
Flexible, light-tight enclosures connecting the lensboard and the camera back.