grin Meaning, Definition & Usage

  1. noun a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement
    grinning; smile; smiling.
  2. verb to draw back the lips and reveal the teeth, in a smile, grimace, or snarl

WordNet

Grin noun
Etymology
AS. grin.
Definitions
  1. A snare; a gin. Obs.
    Like a bird that hasteth to his grin. Remedy of Love.
Grin intransitive verb
Etymology
OE. grinnen, grennen, AS. grennian, Sw. grina; akin to D. grijnen, G. greinen, OHG. grinan, Dan. grine. 35. Cf. Groan.
Wordforms
imperfect & past participle Grinned ; present participle & verbal noun Grinning
Definitions
  1. To show the teeth, as a dog; to shsrl.
  2. To set the teeth together and open the lips, or to open the mouth and withdraw the lips from the teeth, so as to show them, as in laughter, acorn, or pain.
    The pangs of death do make him grin. Shak.
Grin transitive verb
Definitions
  1. To express by grinning.
    Grinned horrible a ghastly smile. Milton.
Grin noun
Definitions
  1. The act of closing the teeth and showing them, or of withdrawing the lips and showing the teeth; a hard, forced, or smeering smile. I.Watts.
    He showed twenty teeth at a grin. Addison.

Webster 1913