6-2-1 rule
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A guideline for hygienic and healthy conduct while attending a multi-day convention, stipulating at minimum six hours of sleep per night, two meals per day, and one shower every day.
Register: informal, slang
Where it’s used:
Used
American English
Examples
Also remember the 6-2-1 rule for convention survival. At any given time, within the last 24 hours you should have had six hours of sleep, two good meals, and one shower. Clean clothes every day also. Over-indulgance in alcohol or other drugs is a bad thing.
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 “6-2-1 rule” mean?
A guideline for hygienic and healthy conduct while attending a multi-day convention, stipulating at minimum six hours of sleep per night, two meals per day, and one shower every day.
Is “6-2-1 rule” formal or informal?
6-2-1 rule is generally informal, slang.