semper ubi sub ubi

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

Meaning · English

Always wear underwear. (Literally, ‘always where under where’).

Register: humorous

Where it’s used: Used American English

Examples

And on the subject of “below” or “under,” there is the famous line that every student of Latin knows by heart: Semper ubi sub ubi.

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 “semper ubi sub ubi” mean?

Always wear underwear. (Literally, ‘always where under where’).

Is “semper ubi sub ubi” formal or informal?

semper ubi sub ubi is generally humorous.