- a constantly grinning cat in Lewis Carroll's Alice's Adventures in Wonderland.
- grin like a Cheshire cat, to smile or grin inscrutably.
Examples from the Web for cheshire cat
Historical Examples of cheshire cat
Leila relaxed exaggeratedly in her chair, her Cheshire-cat smile predominating her features.Marjorie Dean College Junior
Alice was a little startled by seeing the Cheshire-Cat sitting on a bough of a tree a few yards off.Alice in Wonderland
But on the Cheshire-cat hypothesis, the social problem can never be solved, because it is not a real problem at all.The Behavior of Crowds
Everett Dean Martin
A cat with an enormous grin encountered by Alice in Alice's Adventures in Wonderland, by Lewis Carroll. The cat tends to disappear, leaving only its smile hanging in the air.