What is the meaning of Shooter?

Someone who shoots something; a gunner, archer, etc.

The player throwing the dice.

A firearm.

An associate willing to act in one's defence or to act against one's enemies, especially by force.

A loyal advocate or fan.

A video game in which shooting enemies (or targets) is the main objective.

A professional wrestler who uses actual fighting moves as part of his style, or who speaks his mind during a live or televised event (instead of speaking from a script).

A large marble used for knocking smaller marbles out of a chalk circle.

An alcoholic beverage typically served in a shot glass.

A shooting star.

A device supposed to accumulate orgone.

A delivery that skids after pitching, instead of bouncing.

to shoot the ball forward in an attempt to place it in the opponent's goal

to shoot up, inject oneself with drugs

shooter (game)

Source: wiktionary.org