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1. Perceive by inhaling through the nose
   "sniff the perfume";
   - whiff
    
2. Inhale audibly through the nose
   "the sick student was sniffing in the back row";
   - sniffle

1. Sensing an odour by inhaling through the nose
   - snuff

Derived forms: sniffed, sniffing, sniffs

See also: sniff out

Type of: breathe in, inhale, inspire, smell, smelling

Encyclopedia: Sniff