An ordinary, often ineffectual person who indulges in fantastic daydreams of personal triumphs.
An ordinary, unassuming person who dreams of being heroic, successful, etc.
Origin of walter-mitty
- After the main character in “The Secret Life of Walter Mitty ”by James Thurber
From American Heritage Dictionary of the English Language, 5th Edition
- From the main character in a short story, The Secret Life of Walter Mitty By James Thurber.