1. a device with an air chamber that produces a strong current of air when squeezed, used for blowing fires or in musical instruments
2. the lungs
Usage: informal

1. to shout in a deep loud voice

Examples

• The blacksmith used bellows to make the fire hotter.
• Old pipe organs require bellows to push air through the pipes.
• The accordion's bellows expand and contract to create sound.
• After running up the stairs, his bellows were working hard.
• The angry coach bellows at the players from the sideline.
• She bellows instructions across the noisy construction site.
• The bull bellows loudly in the field.