Etymology
Advertisement

whodunit (n.)

"murder mystery," 1930, U.S. slang, originally a semi-facetious formation from who done it? Whydunit is from 1968.

updated on April 01, 2014

Advertisement
Advertisement
Definitions of whodunit from WordNet

whodunit (n.)
a story about a crime (usually murder) presented as a novel or play or movie;
Synonyms: mystery / mystery story
Etymologies are not definitions. From wordnet.princeton.edu, not affiliated with etymonline.