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

The snow-cone drink comes in a 16-ounce spherical cup and in mango, strawberry, watermelon and raspberry flavors. —Miguel Otárola, Denver Post, 4 Apr. 2025

Fruits and veggies like watermelon, cucumbers, celery, oranges and grapes can increase your fluid intake. —Dr. Jamin Brahmbhatt, CNN Money, 26 Mar. 2025

Other flavors include peach, berry punch, orange, mixed berry and watermelon. —Michael Nied, People.com, 19 Mar. 2025

Athletes should also look into recovery supplements, like NOW® Sports’ BCAA Big 6, which comes in watermelon and grape flavors. —Elisabeth Kwak-Hefferan, Outside Online, 18 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