Definition of sniffing in English:

sniffing

noun

mass noun
  • The action of drawing in air audibly through the nose.

    ‘he is easy to find due to his sniffing and sneezing’

adjective

  • Characterized by or resembling the sound of air being drawn in audibly through the nose.

    ‘my dog has been making a sniffing sound for the past few days’

Pronunciation

sniffing

/ˈsnɪfɪŋ/