jumbo

jumbo
(informal)(非正式)
(pl. -os)
  1. a very large person or thing
    庞然大物
    ■(亦作 jumbo jet)a very large airliner (originally and specifically a Boeing 747)
    大型喷气式客机(原专指波音747)
adjective
  1. [attrib.]very large
    巨大的
    a jumbo pad.
    一本特大号便笺簿。
语源
  1. early 19th cent. (originally of a person): probably the second element of mumbo-jumbo. Originally denoting a large and clumsy person, the term was popularized as the name of an elephant at London Zoo, sold in 1882 to the Barnum and Bailey circus
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