English · Phrasal verb Attested

shack up

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

Both English Tiếng Việt

Meaning · English

To live together, especially of an unmarried couple.

Nghĩa · Tiếng Việt

sống chung mà không kết hôn

Machine-translated — suggest a fix

Where it’s used: Used American English

The only thing I want to do after the war is marry some girl who's got more money than I have and shack up with lots more pretty girls.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

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

Common questions

What does “shack up” mean?

To live together, especially of an unmarried couple.

Is “shack up” formal or informal?

shack up is generally colloquial.

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