Snift \Snift\, v. i. [imp. & p. p. Snifted; p. pr. & vb. n. Snifting.]

[From Sniff.]

1. To snort. [Obs.]

``Resentment expressed by snifting.'' --Johnson.

2. To sniff; to snuff; to smell.

It now appears that they were still snifing and hankering after their old quarters. --Landor.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Snifting \Snift"ing\, a. & n. from Snift.

Snifting valve, 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.

Source: Webster's Revised Unabridged Dictionary (1913)