striker

One who strikes, as an employee on strike against an employer.

One that strikes, as the clapper in a bell or the firing pin in a gun.

A harpoon.

One who uses a harpoon; a harpooner.

An enlisted person in usually intensive training for a naval technical rating.

A forward on a soccer team.

One who strikes, in any sense of the verb strike.

A workman who with others quits work in order to coerce their employer to accede to their demands.

One who seeks to effect a strike, in sense 13. [Political slang, U. S.]