banger

noun

1. a person or thing that bangs.
2. British.
   1. Informal.a sausage.
   2. a firecracker.

noun British

1. slang a sausage
2. informal
   1. an old decrepit car
   2. (as modifier)banger racing
3. a type of firework that explodes loudly

n.

British English slang for “a sausage,” 1919, perhaps from sense of “a bludgeon,” though this is recorded only in U.S. slang.