English · Slang Attested

sister act

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

Both English Tiếng Việt

Meaning · English

group sex involving two or more sisters (female siblings of each other) with one or more men.

Nghĩa · Tiếng Việt

quan hệ tình dục giữa hai hoặc nhiều chị em với một hoặc nhiều người đàn ông

Machine-translated — suggest a fix

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).

Topics: Family

Common questions

What does “sister act” mean?

group sex involving two or more sisters (female siblings of each other) with one or more men.

Is “sister act” formal or informal?

sister act is generally slang.

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