Definition of buckaroo in US English:

buckaroo

noun

North American
dated
  • A cowboy.

    • ‘Some buckaroos will protest that the list is unfair to Westerns because it reflects only present-day movie tastes.’
    • ‘But in an age where all of our lives are interconnected - in our economy, our infrastructure, even in our health - this notion of the lone cowboy is a fantasy, and generally a self-serving one for the buckaroo who owns the ranch.’
    • ‘It's a pad that has hosted the kind of parties you hear about for years after the actual event - we're talking wild buckaroo Stampede breakfast parties with bands catching beer thrown by people perched on garage roofs.’
    • ‘Their conclusion unequivocally states that vaqueros, cowboys, and buckaroos are ‘at heart… all the same, they do their work a little differently, they dress a little differently, but they are the same’.’
    • ‘While they share language and heritage, cowboys and buckaroos differ in their working styles, saddles, land and property ownership standards, legal cultures, and in almost everything else.’

Origin

Early 19th century: alteration of vaquero.

Pronunciation

buckaroo

/ˌbəkəˈru//ˌbəkəˈro͞o/