Dictionary.com
Thesaurus.com

miler

American  
[mahy-ler] / ˈmaɪ lər /

noun

  1. a participant in a one-mile race.

  2. an athlete who specializes in one-mile races.

  3. a racehorse that can compete well in a one-mile race.


miler British  
/ ˈmaɪlə /

noun

  1. an athlete, horse, etc, that runs or specializes in races of one mile

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of miler

First recorded in 1890–95; mile + -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We see the legendary coach Bill Bowerman refine Prefontaine’s training, and we watch the world-record miler Jim Ryun become a cautionary sports-burnout tale.

From The Wall Street Journal • May 29, 2025

How far off are the Americans from producing a top miler?

From Los Angeles Times • Aug. 28, 2023

The best miler in the world realized he was running for second.

From Washington Post • Jul. 20, 2022

A former miler, Cheptoo was making a bold statement in her marathon debut.

From New York Times • Nov. 7, 2021

But Louie was already the fastest high school miler in American history, and he was improving so rapidly that he had lopped forty-two seconds off his time in two years.

From "Unbroken" by Laura Hillenbrand