KEYSTONE COP

PRONUNCIATION: (KEE-stohn kop)

MEANING: noun: An incompetent bungling person, especially a police officer.

ETYMOLOGY: After Keystone Cops/Kops, a series of comedy films starting with the 1912 silent film Hoffmeyer’s Legacy. The films were produced by the Keystone Studios. Earliest documented use: 1917.
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KEYSTOVE COP - a policeman who guards the kitchen to prevent its use for making unauthorized lunches

KEYSTONE CUP - award for the winner of the Pennsylvania Prize

KEYTONE COP - the martinet who watches for signs of Diabetic keto-acidosis, especially fruity breath