Vonnegut, KurtVon‧ne‧gut, Kurt /ˈvɒnəɡʌt $ ˈvɑːn-, kɜːt $ kɜːrt/(1922–2007) a US writer known for his science fiction writing and for his style of black humour (=jokes that deal with the unpleasant parts of life). His novels include Slaughterhouse Five (1969) and Cat's Cradle (1963).