- draw air into, and expel out of, the lungs
"I can breathe better when the air is clean"
"The patient is respiring"

- heave or utter a sigh

- breathe deeply and heavily
"She sighed sadly"

1. To fetch a long, deep breath; to sigh; to breathe. Shak.

"Fireflies that suspire In short, soft lapses of transported flame." -- Mrs. Browning.

1. A long, deep breath; a sigh. [Obs.]