shooter

US /ˈʃuː.t̬ɚ/
UK /ˈʃuː.t̬ɚ/
"shooter" picture
1.

a person who uses a gun

:
The police are searching for the shooter.
He's a skilled shooter in target practice.
2.

a type of video game where the player controls a character who uses firearms to defeat enemies

:
He spends hours playing first-person shooters.
The new shooter game has impressive graphics.
3.

a small glass of alcoholic drink, typically a spirit, intended to be drunk in one gulp

:
Let's do a round of tequila shooters!
The bartender poured him a whiskey shooter.