Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: billyo  bi-lee-ow
Usage: Brit
  1. An unimaginably large amount
    "it rained like billyo";
    - billyoh, billy-ho [Brit, non-standard], all get out [N. Amer]

Type of: large indefinite amount, large indefinite quantity