wear thin
Proposed by a contributor, not yet supported by evidence.
Meaning · English
to become less effective or convincing
Nghĩa · Tiếng Việt
trở nên kém hiệu quả hoặc không còn thuyết phục
Machine-translated — suggest a fix
Literally: thinness from wear
Where it’s used:
Used
Widespread English
Examples
His excuses started to wear thin after the third time.
AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)
Sources & notes
Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.
Common questions
What does “wear thin” mean?
to become less effective or convincing Literally: thinness from wear
Is “wear thin” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.