3 Metaphors for grin

The cars have the usual attractions formerly enumerated: grin and bear it is the order of the day; scenery is shrouded in mist, night closes in with her sable mantle, and about eleven we reach the hotel, where, by the blessing of a happy contrast, we soon forget the wretched day's work we have gone through.

"Is that a sort of sheep farm?" Mike grinned.

" His dull brain worked slowly, and he stared at me, his eyes ugly, his grin becoming savage with a display of teeth.

3 Metaphors for  grin