class up
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
To make more classy or sophisticated
Register: informal
Where it’s used:
Used
American English
Examples
to class up the joint
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 “class up” mean?
To make more classy or sophisticated
Is “class up” formal or informal?
class up is generally informal.