wear down - definition and synonyms

phrasal verb [transitive] [often passive]
present tense
I/you/we/theywear down
he/she/itwears down
present participlewearing down
past tensewore down
past participleworn down
  1. 2
    to make something gradually disappear or become thinner by using or rubbing it

    The old stone steps had been worn down by years of use.

See also main entry: wear