: to draw back the lips so as to show the teeth especially in amusement or laughter
: any of a family (Ursidae of the order Carnivora) of large heavy mammals of America and Eurasia that have long shaggy hair, rudimentary tails, and plantigrade feet and feed largely on fruit, plant matter, and insects as well as on flesh
: a surly, uncouth, burly, or shambling person
: one that sells securities or commodities in expectation of a price decline — compare bull
: to move while holding up and supporting (something)
: to be equipped or furnished with (something)
: behave, conduct
What made you want to look up grin and bear it? Please tell us where you read or heard it (including the quote, if possible).
