watermelon

noun

1. an African melon

   noun.plant

   Synonyms citrullus vulgaris watermelon vine

   Source: WordNet 3.0

2. large oblong or roundish melon with a hard green rind and sweet watery red or occasionally yellowish pulp

   noun.food

   Source: WordNet 3.0

3. The very large ovoid or roundish fruit of a cucurbitaceous plant (<i>Citrullus vulgaris</i>) of many varieties; also, the plant itself. The fruit sometimes weighs many pounds; its pulp is usually pink in color, and full of a sweet watery juice. It is a native of tropical Africa, but is now cultivated in many countries. See <i>Illust.</i> of <u>Melon</u>.

   noun

   Source: webster1913