go kaflooey

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

To turn out wrong; to cease to function or exist.

Register: slang

Where it’s used: Used American English
Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “go kaflooey” mean?

To turn out wrong; to cease to function or exist.

Is “go kaflooey” formal or informal?

go kaflooey is generally slang.