Cowboy Coder
Noun · Hacker Culture
Definitions
A programmer who writes and ships code independently, quickly, and often recklessly, without enough planning, review, or testing. The phrase usually criticizes a style that scales poorly in team environments even when the individual is talented.
In plain English: A programmer who works fast and independently but often too recklessly.
Example: "The prototype worked, but cowboy coder habits turned maintenance into a nightmare."