flat joint

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

Meaning · English

Synonym of flat store (“crooked gambling establishment”).

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 “flat joint” mean?

Synonym of flat store (“crooked gambling establishment”).

Is “flat joint” formal or informal?

flat joint is generally slang.