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

Side dishes include chips, guacamole and queso blanco, and drink options include watermelon limeade, lemonade and agua fresca. —Veronica Fernandez-Alvarado, Sacramento Bee, 19 Mar. 2025

However, watermelon is the most studied and most common source.11 Supplements L-citrulline is available in supplement form as a powder or capsule. —Kirstyn Hill, Pharmd, Mph, Health, 19 Mar. 2025

Throw a scrumptious picnic complete with orange wine, watermelon crisps, and more with these seasonal finds. —Sophia Beams, Better Homes & Gardens, 12 Mar. 2025

Plus, the raspberry watermelon refresher is also remaining on the menu. —Sabrina Weiss, People.com, 5 Mar. 2025

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