English · Phrasal verb Attested

back one out

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

Meaning · English

To defecate.

Where it’s used: Used Australian English

Sources & notes

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

Common questions

What does “back one out” mean?

To defecate.

Is “back one out” formal or informal?

back one out is generally slang.

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