jumbo

noun

jum·​bo ˈjəm-(ˌ)bō 

plural jumbos

: a very large specimen of its kind

jumbo adjective

Synonyms of jumbo

• giant
• whale
• dinosaur
• monster
• mammoth
• elephant

Examples of jumbo in a Sentence

the winner in the contest for biggest pumpkin was a jumbo that weighed in at over a thousand pounds

Recent Examples on the Web

Lomu also spent significant time at jumbo tight end in Sunday’s practice. — Doug Kyed, Boston Herald, 26 July 2026

Follow her lead and grab a jumbo-sized Super Hydrator while it’s majorly discounted. — Kyra Surgent, InStyle, 25 July 2026

Free or discounted phone deals are often full of nasty terms and conditions, buried in reams of legal mumbo-jumbo. — K. Thor Jensen, PC Magazine, 2 July 2026

Every jumbo checking account is automatically paired with an Alliant High-Rate Savings Account, giving you both in one place. — Andreina Rodriguez, CNBC, 27 June 2026

Word History

Etymology

Jumbo, a huge elephant exhibited by P. T. Barnum

First Known Use

1883, in the meaning defined above

Phrases Containing jumbo

• jumbo jet
• mumbo jumbo

Rhymes for jumbo

• gumbo
• columbo

Kids Definition

jumbo

noun

jum·​bo ˈjəm-bō 

plural jumbos

: something very large of its kind

jumbo adjective

Etymology

from Jumbo, name of a huge elephant shown by circus owner P. T. Barnum