watermelon

noun

wa·​ter·​mel·​on ˈwȯ-tər-ˌme-lən 

ˈwä-

1

: a large oblong or roundish fruit with a hard green or white rind often striped or variegated, a sweet watery pink, yellowish, or red pulp, and usually many seeds

2

: a widely cultivated African vine (Citrullus lanatus synonym C. vulgaris) of the gourd family that bears watermelons

Examples of watermelon in a Sentence

Recent Examples on the Web

Some people might experience digestive symptoms after eating watermelon, likely due to its fructose content. — Amber J. Tresca, Verywell Health, 30 July 2026

The biggest highlight was the refrigerator devoted entirely to green produce, including watermelons, lettuce, asparagus, herbs and more. — Sabrina Weiss, PEOPLE, 30 July 2026

Haribo Sweet Heat Goldbears Picture mango-habanero and watermelon-chile Goldbears. — Ryan Brennan, Miami Herald, 29 July 2026

Melons like cantaloupe and watermelon are over 90% water, which helps keep you hydrated. — Anthea Levi, Health, 28 July 2026

Word History

First Known Use

1598, in the meaning defined at sense 1

Rhymes for watermelon

• endothelin
• gibberellin
• felon
• melon
• snellen
• tellin
• muskmelon

Kids Definition

watermelon

noun

wa·​ter·​mel·​on ˈwȯt-ər-ˌmel-ən 

ˈwät-

1

: a large oblong or rounded fruit with a hard outer shell, a sweet red juicy pulp, and usually many seeds

2

: a widely grown African vine of the gourd family that produces watermelons