grin like a Cheshire cat - Weblio 英和・和英辞典 (original) (raw)

1967, Sleigh, Barbara, Jessamy, 1993 edition, Sevenoaks, Kent: Bloomsbury, →ISBN, page 127:

‘It’s almost as if we’ve gone silly with happiness,’ said Marcus two days later. ‘Everyone in the house going round grinning like a lot of Cheshire Cats! The family I mean.’ ‘And Jess,’ said Kitto quickly. ‘Oh well, Jess is as good as family,’ said Fanny comfortably. Jessamy said nothing, but she looked up quickly and her smile would have rivalled any Cheshire Cat.