Definitions

1. noun

a person who runs at a distance of one mile as a competitive event, or one who runs mile distances as a matter of practice or training

“The local track hosted a marathon and several mile runs, where many milers competed for the top prize.”

2. noun

a unit of measurement equal to one mile

“The road was divided into mile markers to help drivers gauge their distance.”

3. verb

to run a distance of one mile, especially as a competitive event

“She miled her way to victory, setting a new record for the course.”