lung power

Definitions

n. The ability to breathe, especially to exhale, and therefore to speak, sing, inflate balloons, and so on, either loudly or at length.

Sorry, no etymologies found.

The place was as noisy as a reckless expenditure of lung power could make it. the pupils on the bench shouted their way from aleph to tav, cheered and prompted by the growl of the rebbe; while the children in the corridor waiting their turn played "puss in the corner" and other noisy games.

The Promised Land