Flat broke

Origin

The word "broke" has long been associated with financial ruin, tracing back to the 16th century when it described merchants whose businesses had quite literally "broken" apart, leaving them bankrupt. But it was the addition of the humble adjective "flat" in the early 20th century that cranked up the intensity. "Flat" here isn't about being level or smooth; it's an intensifier, meaning "utterly" or "completely," much like being "flat out" exhausted or "flat wrong." This powerful combination conjures an image of financial resources being utterly flattened, wiped clean, leaving nothing behind—a vivid, punchy way to describe complete destitution that quickly embedded itself in the American lexicon.