stubborn as a mule
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Extremely stubborn
Where it’s used:
Used
American English
Examples
I'm as stubborn, stubborn as a mule like.
British National Corpus sentence via the MAGPIE corpus (CC BY 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org). Figurative class: Simile (PIE-English corpus, CC BY 4.0, retrieved 2026-07-31).
Common questions
What does “stubborn as a mule” mean?
Extremely stubborn
Is “stubborn as a mule” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.