ringer

1. Someone who rings, especially a bell ringer.
2. A crowbar.

1. (games) In the game of horseshoes, the event of the horseshoe landing around the pole.
2. (games) A game of marbles where players attempt to knock each other's marbles out of a ring drawn on the ground.
3. A ringer T-shirt.

1. A person highly proficient at a skill or sport who is brought in, often fraudulently, to supplement a team.
2. A horse fraudulently entered in a race using the name of another horse.
3. A person, animal, or entity which resembles another so closely as to be taken for the other, now usually in the phrase dead ringer.
4. A fraudulently cloned motor vehicle.

1. A top performer.
2. The champion shearer of a shearing shed.
3. A stockman, a cowboy.

noun

Any person or thing that is fraudulent; a fake or impostor.

noun

(in combination) An officer having the specified number of rings (denoting rank) on the uniform sleeve.