Dictionary definition: noun, a professional entertainer who amuses by relating anecdotes, acting out comical situations, and engaging in humorous repartee. Joker, jester, wit, wag, comic, wisecracker, punner, jokester; prankster, clown, fool, buffoon. 'The topics which Mor shies away from could only just fill a matchbox, while all the things he does cover could start a fire of colossal proportions' (Skinny). 'A comedy institution' (Guardian). 'World class" (Scotsman). 'Uproariously funny and utterly loveable, Mor is a wonderful entertainer and provider of many insights on life' (ThreeWeeks).