Someone who builds or repairs machinery, a technician; now specifically, someone who works with and repairs the mechanical parts of a motor vehicle, aircraft or similar.
A cheat who manipulates the cards or dice.
A manual worker; a labourer or artisan.
A hitman.
A device, command, or feature which allows someone to achieve a specific task.
A person, especially a man, employed in service and maintenance of equipment.
A man who serves in the armed forces.