Where does “bullpucky” come from?

bullpucky (English) comes from English Bull, from Middle English bull — falsehood.

bullpucky (English): Bullshit

Definitions

  1. Bullshit

Ancestry of “bullpucky”, step by step

bullpucky traces back through two separate lines of ancestry.

via English Bull

StepLanguageWordMeaning
1EnglishBullThe constellation and zodiacal sign Taurus
2Middle Englishbullfalsehood

via English pucky

StepLanguageWordMeaning
1EnglishpuckyFeces, shit
Every word from Middle English bull →Every word from English Bull →