Nuzzle (5)
'nuzzle' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for nose that I've seen before include "Deserving blame" , "In-your-face" , "Flair (for wine)" , "Don't cut this off to spite your face" , "Olfactory organ" .)
(Other definitions for snout that I've seen before include "Projecting nasal area of animal" , "Nose, tobacco (colloq.)" , "Animal's long, projecting nose" , "Animal's muzzle" , "nose of pig" .)