A group of racers.
- any person, animal, vehicle, etc. that takes part in races
- ☆ any of several slim, swift, harmless colubrid snakes (genus Coluber), as the American blacksnake
- One that takes part in a race.
- A vehicle used in racing.
- Any of various fast-moving colubrid snakes of several genera, especially Coluber.
From race + -er.