wear out | ˌwear sth ↔ ˈout
to become, or make sth become, thin or no longer able to be used, usually because it has been used too much :
He wore out two pairs of shoes last year.
wear out | ˌwear sth ↔ ˈout
to become, or make sth become, thin or no longer able to be used, usually because it has been used too much :
He wore out two pairs of shoes last year.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005