Webster's 1828 Dictionary
KIT-CAT
n.A term applied to 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; applied also to a portrait three fourths less than a half length, placed in the club-room.
New American Oxford Dictionary
kit-cat
kit-cat |ˈkɪtkat | ▶noun a canvas of a standard size (typically 36 × 28 in. , 91.5 × 71 cm ), especially as used for a life-size portrait (kit-cat portrait ) showing the sitter's head, shoulders, and one or both hands. ORIGIN mid 18th cent.: named after a series of portraits of the members of the Kit-Cat Club .
Kit-Cat Club
Kit-Cat Club an association of prominent Whigs and literary figures founded in the early part of the 18th century. According to Alexander Pope its members included Richard Steele, Joseph Addison, William Congreve, and John Vanbrugh. ORIGIN named after Kit (= Christopher ) Cat or Catling, who kept the pie house in Shire Lane, by Temple Bar, the original meeting place of the club.
Oxford Dictionary
kit-cat
kit-cat |ˈkɪtkat | ▶noun a canvas of a standard size (typically 36 × 28 in. , 91.5 × 71 cm ), especially as used for a life-size portrait (kit-cat portrait ) showing the sitter's head, shoulders, and one or both hands. ORIGIN mid 18th cent.: named after a series of portraits of the members of the Kit-Cat Club .
Kit-Cat Club
Kit-Cat Club an association of prominent Whigs and literary figures founded in the early part of the 18th century. According to Alexander Pope its members included Richard Steele, Joseph Addison, William Congreve, and John Vanbrugh. ORIGIN named after Kit (= Christopher ) Cat or Catling, who kept the pie house in Shire Lane, by Temple Bar, the original meeting place of the club.