grinned; grinning
: to draw back the lips so as to show the teeth especially in amusement or laughter
grinner
noun
plural grins
: a facial expression produced by grinning especially in pleasure or amusement
a happy grin
She grew into a nimble young girl of seven winters, a thoughtful girl with shining brown eyes and a wide grin …—
Louise Erdrich
Louise ErdrichI wanted to wipe the grin off his face [=make him stop smiling.]
Synonyms
Examples of grin in a Sentence
Verb
She continued to tease her brother, grinning wickedly.
grinned at the kids' fooling around in the pool
Recent Examples on the Web
Bill Goodykoontz, The Arizona Republic, 2 Nov. 2024
Gareth then grins and begins laughing, as guests also catch the unique entrance on their phones.
—Gordon G. Chang, Newsweek, 31 Oct. 2024
Alex Greenberger, ARTnews.com, 21 Nov. 2024
But the toothy grin of Pat Cummins through his media engagements marked a captain that is especially relaxed before a legacy-defining series for his aging team.
—Tristan Lavalette, Forbes, 21 Nov. 2024
See all Example Sentences for grin 
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Verb
The crowd erupted into thunderous applause that lasted several seconds, and Rudolph grinned ear to ear, drawing a deep breath to compose herself.
—Bill Goodykoontz, The Arizona Republic, 2 Nov. 2024
Gareth then grins and begins laughing, as guests also catch the unique entrance on their phones.
—Gordon G. Chang, Newsweek, 31 Oct. 2024
Noun
Another recent work, Goblin Girl (2021), shows a green-skinned creature, her face scrunched up in an indescribable expression—a silly grin, perhaps, or maybe something more menacing.
—Alex Greenberger, ARTnews.com, 21 Nov. 2024
But the toothy grin of Pat Cummins through his media engagements marked a captain that is especially relaxed before a legacy-defining series for his aging team.
—Tristan Lavalette, Forbes, 21 Nov. 2024
See all Example Sentences for grin
Dictionary Entries Near grin
Cite this Entry
“Grin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grin. Accessed 29 Nov. 2024.
Copy CitationKids Definition
grin
verb
grinned; grinning
: to draw back the lips so as to show the teeth especially in laughter
grin
noun
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