Definitions for "buckaroo"
a cowboy, especially used of one who breaks broncos; -- used especially in California.
local names for a cowboy (`vaquero' is used especially in southwestern and central Texas and `buckaroo' is used especially in California)
cowboy; Anglicized from vaquero, which derives from the Spanish word for cow, vaca.
Buckaroo is a game of physical skill, intended for children aged four and above. Buckaroo is made by Milton Bradley, a division of toy giant Hasbro.
a fellow; a guy.