bucko

[buhk-oh] /ˈbʌk oʊ/
noun, plural buckoes.
1.
Chiefly Irish English. young fellow; chap; young companion.
2.
British Slang. a swaggering fellow.
Origin
1880-85; buck1 + -o
British Dictionary definitions for bucko

bucko

/ˈbʌkəʊ/
noun (pl) -oes
1.
(Irish) a lively young fellow: often a term of address
Word Origin and History for bucko
n.

term of address, originally (1883) nautical and with a sense of "swaggering, domineering fellow." Probably from buck (n.1) in the slang sense of "a blood or choice spirit."

There are in London divers lodges or societies of Bucks, formed in imitation of the Free Masons: one was held at the Rose, in Monkwell-street, about the year 1705. The president is styled the Grand Buck. ["Dictionary of the Vulgar Tongue," 1811]

Slang definitions & phrases for bucko

bucko

modifier

: The bucko skipper was a nasty sadist

noun
  1. Fellow; friend; comrade; buddy; guy
  2. A mean and dangerous man: The mate aboard the Pride of Hoboken was a notorious bucko (1800s+ Merchant marine)