jumbo

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
jumbo

Plural
jumbos

A 1882 poster published by the Ringling Bros. and Barnum & Bailey Circus showing Jumbo the elephant and his keeper Matthew Scott
  1. A jumbo is something that is very big.

Adjective[change]

Positive
jumbo

Comparative
more jumbo

Superlative
most jumbo

  1. If something is jumbo, it is very big.