- to smile broadly, especially as an indication of pleasure, amusement, or the like.
- to draw back the lips so as to show the teeth, as a snarling dog or a person in pain.
- to show or be exposed through an opening, crevice, etc.
- to express or produce by grinning: The little boy grinned his approval of the gift.
- a broad smile.
- the act of producing a broad smile.
- the act of withdrawing the lips and showing the teeth, as in anger or pain.
Origin of grin1
Examples from the Web for grinner
Omega named it The Grinner, because of its habitual and ghastly smile.
The Grinner sleeping in the sand was the only form of life to be seen, and at last he became weary of the hunt.
- to smile with the lips drawn back revealing the teeth or express (something) by such a smileto grin a welcome
- (intr) to draw back the lips revealing the teeth, as in a snarl or grimace
- grin and bear it informal to suffer trouble or hardship without complaint
- a broad smile
- a snarl or grimace
Word Origin and History for grinner
Old English grennian "show the teeth" (in pain or anger), common Germanic (cf. Old Norse grenja "to howl," grina "to grin;" Dutch grienen "to whine;" German greinen "to cry"), from PIE root *ghrei- "be open." Sense of "bare the teeth in a broad smile" is late 15c., perhaps via the notion of "forced or unnatural smile." Related: Grinned; grinning.
1630s, from grin (v.).