that cannot be penetrated by smoke:
a fireproof and smokeproof compartment.
noun 1. trademark a device for estimating the amount of carbon monoxide in the breath: used in testing whether or not people, esp schoolchildren, have been smoking
noun 1. a mass of dense smoke produced to conceal an area, vessel, or plane from the enemy. 2. something intended to disguise, conceal, or deceive; camouflage. smoke screen noun 1. (military) a cloud of smoke produced by artificial means to obscure movements or positions 2. something said or done in order to hide the […]
noun 1. a ledge at the bottom of a smoke chamber, so made as to deflect or break downdrafts from the chimney.
noun 1. a shop selling tobacco products. 2. Slang. a place where marijuana or other illicit drugs are sold surreptitiously. head shop. smoke out