- a jar or other container for storing cookies.
- such a container used for storing money.
- have one's hand in the cookie jar, Informal. to take or attempt to take advantage of one's position by demanding or accepting favors or bribes: They suspected the mayor's assistant had his hand in the cookie jar.
Origin of cookie jar
An Americanism dating back to 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for cookie jar
Elly was there again, in the empty pantry, before the cookie-jar.
"Even the tiny tots wipe off the cookie-jar, after they've raided it," he said.Murder in the Gunroom
Henry Beam Piper
She did hope this wouldn't be one of those awful days when Aunt Hetty's old Agnes had let the cookie-jar get empty!