Raker

noun

1. Something superlative of its kind, as a heavy bet (a ‘plunge’), or a fast rate of speed.
2. One who or that which rakes.
3. A machine for raking hay, straw, etc., by horse or other power.
4. An instrument for raking out the ashes from a fire or grate; in locomotives, a self-acting contrivance for cleaning the grate.
5. A gun so placed as to rake an enemy's vessel.