The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Reminiscent of Hercule Poirot, a fictional Belgian detective in the works of Agatha Christie, known for his finicky neatness and for assembling suspects at the conclusion of a case to explain what happened and who committed the crime. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.