KITCAT

Kit″cat′ (?), a. 1. 1. Designating a club in London, to which Addison and Steele belonged; — so called from Christopher Cat, a pastry cook, who served the club with mutton pies.
2. 2. Designating a canvas used for portraits of a peculiar size, viz., twenty-right or twenty-nine inches by thirty-six; — so called because that size was adopted by Sir Godfrey Kneller for the portraits he painted of the members of the Kitcat Club. Fairholt.