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Noun: zillion  zil-yun [N. Amer], zi-lee-un [Brit]
  1. A very large indefinite number (usually hyperbole)
    "there were zillions of flies";
    - million, billion, trillion, jillion, gazillion, bazillion, squillion, bajillion
Adjective: zillion  zil-yun [N. Amer], zi-lee-un [Brit]
  1. Very large indeterminate number
    "a zillion people were there";
    - squillion, bazillion [N. Amer], gazillion, bajillion

Derived forms: zillions

See also: cardinal

Type of: large indefinite amount, large indefinite quantity

Encyclopedia: Zillion