1. phrasal verb
If you wear
or if it wears down
, it becomes flatter
or smoother as a result of constantly rubbing against something else.
Pipe smokers sometimes wear down the tips of their teeth where they grip their pipes.
The machines start to wear down, they don't make as many nuts and bolts as they used
Elephants wear the tusk down faster than they can grow it.
2. phrasal verb
None can match your sheer will-power and persistence in wearing down the opposition.
They hoped the waiting and the uncertainty would wear down my resistance.
He believed that he could wear her down if he only asked often enough.
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers