grin
noun
a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement
verb
to draw back the lips and reveal the teeth, in a smile, grimace, or snarl
Source: WordNet 3.1, Princeton University
Grin meaning
What does “grin” mean? Definitions, examples, synonyms and opposites.
“grin” is a noun and verb with 2 meanings. Its most common meaning is: a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement.