- slang a gunfighter or gunman, esp in the Old West
WordReference Random House Unabridged Dictionary of American English © 2026
gun•sling•er
(gun′sling′ər),USA pronunciation n.
gun′sling′ing, adj.
- Informal Termsgunfighter.
- Slang Termsa person who acts in an aggressive and decisive manner, esp. in business or politics, as an investor who takes large risks in seeking large, quick gains.
- gun1 + sling1 + -er1 1950–55
Collins Concise English Dictionary © HarperCollins Publishers::
gunslinger /ˈɡʌnˌslɪŋə/ n