Snifting - definition of Snifting by The Free Dictionary
|a. & n.||1.||a. & n. from Snift.|
|a small valve opening into the atmosphere from the cylinder or condenser of a steam engine, to allow the escape of air when the piston makes a stroke; - so called from the noise made by its action.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.