(countable) A paste usually formed of flour, sugar, water, eggs, and other ingredients which, when baked, hardens to form a cookie or a number of cookies.

plural of cookie dough

A vessel for storing cookies or other food. / (Internet) The storage space for browser cookies.

(chiefly attributive) Alternative form of cookie cutter

(figuratively, often derogatory) Having a similar appearance or seeming identical; created by some standard or common means, often with the implication that the result is common, boring, or not applicable to all needs.

(idiomatic) One who is intelligent, bright, or sharp; especially, one who can identify attempts to deceive or mislead.

A blue creature from the children's television show Sesame Street who is intensely fond of cookies.

(Internet) A packet of information sent by a server to a World Wide Web browser and then returned by the browser each time it accesses that server, used to maintain state between otherwise stateless HTTP transactions, for example, to identify the user.

A type of hollow snack, common in westernized Chinese cuisine: a crisp sugary wafer containing a message on a narrow strip of paper, generally with a wise or vaguely prophetic message or random numbers usable in a lottery printed on the paper.

(computing) A token or short packet of data passed between communicating programs, used to identify a particular event or transaction; the data is typically not meaningful to the recipient program and not usually interpreted until the recipient passes the data back to the sender or another program at a later time.