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.
- grinner, noun
- grin·ning·ly, adverb
Other definitions for grin (2 of 2)
Chiefly Scot. a snare like a running noose.
Archaic. to catch in a nooselike snare.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use grin in a sentence
Some, such as those belonging to turtles, look like a wizened, puckered grin.This fossilized butthole gives us a rare window into dinosaur sex | Ellie Shechet | January 20, 2021 | Popular-Science
While standing on home plate, Ng crossed her hands and wore the faintest of grins.Baseball told Kim Ng no (and no, and no) before it finally said yes | Candace Buckner | November 19, 2020 | Washington Post
During an interview he was friendly and talkative, with a wide grin and neatly combed light brown hair.He Has a Developmental Disability and Needs a Caretaker. The State Suggested Diapers Instead. | by Amy Silverman for Arizona Daily Star | November 6, 2020 | ProPublica
He's grinning now and actually stretching his legs--his cane has fallen away as he speaks of the !Alfred Hitchcock’s Fade to Black: The Great Director’s Final Days | David Freeman | December 13, 2014 | THE DAILY BEAST
One measly year later, Pam woke to find a naked Ewing grinning at her in the shower.
At 5:00 a.m. the clubs get going properly; the Forbes stumble down from their loggias, grinning and swaying tipsily.
As he relishes his triumph, a larger, grinning version of the man materializes in the background, eyeing his prey.‘Interstellar’ Is Wildly Ambitious, Very Flawed, and Absolutely Worth Seeing | Marlow Stern | November 7, 2014 | THE DAILY BEAST
“I thought North Korea might shoot down the plane, I thought they could hear my thoughts,” she says, grinning.How ‘Titanic ’Helped This Brave Young Woman Escape North Korea’s Totalitarian State | Lizzie Crocker | October 31, 2014 | THE DAILY BEAST
Leaving Howlet and Meadows grinning at a highly improbable adventure, he slapped the boy on the shoulder.Fee of the Frontier | Horace Brown Fyfe
The Danes were staring at him also, and he was grinning at them with white teeth through thick lips in all unconcern.A Prince of Cornwall | Charles W. Whistler
You get an ordinary, grinning, red-headed boy, and you have to educate him.The Works of Robert Louis Stevenson - Swanston Edition Vol. 25 (of 25) | Robert Louis Stevenson
Letting the rifle drop and swing from the pommel, he met the charge of two grinning and scowling lancers.Overland | John William De Forest
His teeth were of the most pearly whiteness, and he made a constant display of them, grinning and chattering continually.Minnie's Pet Monkey | Madeline Leslie
British Dictionary definitions for grin
to smile with the lips drawn back revealing the teeth or express (something) by such a smile: to 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
- grinner, noun
- grinning, adjective, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012