Definition of have one's nose in
- It seems like she always has her nose in a book whenever I see her.
: the part of the face that bears the nostrils and covers the anterior part of the nasal cavity
: the anterior part of the head at the top or end of the muzzle : snout, proboscis
: the sense of smell : olfaction
: to detect by or as if by smell : scent
: to push or move with the nose
: to move (something, such as a vehicle) ahead slowly or cautiously
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