"whizzbang" in the noun sense
1. whizbang, whizzbang, whizbang shell
a small high-velocity shell it makes a whizzing sound followed by a bang when it hits
2. whizbang, whizzbang
a firecracker that (like the whizbang shell) makes a whizzing sound followed by a loud explosion
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License