billyo

/ˈbɪliˌoʊ/
noun
  1. Great energy, speed, or intensity; used in the phrase 'like billyo' to mean very fast or with great force.
    • He was working like billyo to finish the project on time.
    • The wind blew like billyo, nearly knocking me over.
    • The kids ran like billyo when they heard the ice cream truck.
What does "billyo" mean? | whatsthatwordmean | whatsthatwordmean