loosen up
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
To become loose; to loosen; to relax (a muscle, etc.).
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).
Sense 2
Meaning · English
To relax; to act less seriously.
Register: colloquial
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “loosen up” mean?
To become loose; to loosen; to relax (a muscle, etc.).
Is “loosen up” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.