SNIFF

sniff. Sniff, v.i. to draw the breath audibly by the nose

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Sniff (?), v. i. [imp. & p. p. Sniffed (?) or Snift; p. pr. & vb. n. Sniffing.] [[OE. sneven; akin to snivel, snuff; cf. Dan. snive to sniff. See Snuff, v. t.]] To draw air audibly up the nose; to snuff; — sometimes done as a gesture of suspicion, offense, or contempt. So ye grow squeamish, gods, and sniff at heaven. M. Arnold.