(UK) To start breathing normally again after physical exercise.

plural of breath of fresh air

(often imperative) To refrain from speech where it is futile or not wanted; to shut up.

Synonym of save one's breath to cool one's porridge

A device that measures alcohol in expired air so as to estimate the concentration of alcohol in a person's blood; used by traffic police in cases of suspected driving while under the influence of alcohol.

(idiomatic) To take a break; to pause or relax briefly.

stunningly beautiful; amazing / Very surprising or shocking; to such a degree as to cause astonishment.

Something or someone that breathes. / A short break; a rest or respite. / (physics) A spatially localized, time-periodic excitation in a one-dimensional lattice.

(of air) suitable for breathing / (of a fabric, etc.) Letting air seep through.

Alternative spelling of breathalyzer