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

Peter Marketos, the assistant director of the Investigative Operations Division, was relieved of his duties after he was allegedly involved in an incident in which a watermelon was left on the desk of a deputy assistant director, who is Black. — Nicole Sganga, CBS News, 9 Nov. 2026

Jetty will launch with five flavors, including watermelon, orange mango, fruit punch, black raspberry and white cherry. — Amelia Lucas, CNBC, 8 Nov. 2026

The restaurant also has a special ofrenda cocktail, made with Cazadores blanco tequila, Ancho Reyes liqueur, watermelon and lime juice and tamarind syrup, with a foam top. — Sean Timberlake, Sacbee.com, 30 Oct. 2026

Ernest’s grandma served grapes, watermelon, pineapple, slices of brown banana, doubloons of kiwi. — Madeline Ffitch, Harpers Magazine, 27 Oct. 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