Simple Definition of cookie
: a sweet baked food that is usually small, flat, and round and is made from flour and sugar
computers : a file that may be added to your computer when you visit a Web site and that contains information about you (such as an identification code or a record of the Web pages you have visited)
Full Definition of cookie
1 : a small flat or slightly raised cake
3 cookie : a small file or part of a file stored on a World Wide Web user's computer, created and subsequently read by a Web site server, and containing personal information (as a user identification code, customized preferences, or a record of pages visited)
Examples of cookie
This recipe makes about two dozen cookies.
She put a batch of cookies into the oven.
Don't worry about her—she's a tough cookie.
You are one smart cookie.
Variants of cookie
Origin of cookie
Dutch koekje, diminutive of koek cake
First Known Use: 1703
Seen and Heard
What made you want to look up cookie? Please tell us where you read or heard it (including the quote, if possible).