Bucko
name, noun, slang ·Moderate ·College level
Definitions
- 1 A boastful or bullying man. also, attributive, informal
"A far cry from the miserable existance^([sic – meaning existence]) of the common sailor brought about by bucko mates and bible preaching captains on the large ocean-going vessels, life aboard a doghole wasn't for everyone and losing your ship on the rocks or being rolled like a cork on a big wave chased many back to the open sea with an indelible meaning of the expression 'doghole' forever stamped in their minds."
- 2 Used as a term of address: young lad, friend, pal. informal
"He did an imitation of a pirate: "Arr, Arr, Arr, me buckos.""
- 1 A surname from Czech.
Example
More examples"Hold on, bucko. Let me see what you got there."
Etymology
From buck (“male antelope, deer, etc.; adventurous or high-spirited young man”) + -o (colloquializing suffix).
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.