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.

Sniff, v. t. 1. To draw in with the breath through the nose; as, to sniff the air of the country.

2. To perceive as by sniffing; to snuff, to scent; to smell; as, to sniff danger.

Sniff, n. The act of sniffing; perception by sniffing; that which is taken by sniffing; as, a sniff of air.

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.

Sniff, v. t. 1. To draw in with the breath through the nose; as, to sniff the air of the country.

2. To perceive as by sniffing; to snuff, to scent; to smell; as, to sniff danger.

Sniff, n. The act of sniffing; perception by sniffing; that which is taken by sniffing; as, a sniff of air.

• to make a short, audible inhalation, through the nose, as if to smell something.
  
• to be dismissive or contemptuous of something.
  
• an instance of sniffing.