Noun: whodunnit ,hoo'dú-nitUsage: Brit (N. Amer: whodunit)- A story about a crime (usually murder) presented as a novel, play or movie
"Agatha Christie was famous for her whodunnits";
- mystery, mystery story, whodunit [informal]
Derived forms: whodunnits
Type of: story
Encyclopedia: Whodunnit