Definition of watermelon

Definition of watermelon
  1. watermelon Noun A plant of the genus "Citrullus", a variety of melon.
  2. watermelon Noun The fruit of the watermelon plant, having a green rind and watery flesh that is bright red when ripe and contains black pips.
  3. watermelon Noun An environmentalist with socialist leanings (from the similarity to the fruit, being green on the outside, and red on the inside).
Need more help? Try our forum NEW