Answer: ONEK
ONEK is a crossword puzzle answer that we have spotted 42 times.
    - Length of a kids' fun run, briefly
 
    - Short race, for short
 
    - RAM unit
 
    - 1024 bytes of computer memory, in brief
 
    - About .62 mi., in a race
 
    - Short race distance, perhaps
 
    - A grand
 
    - 1,024 bytes, for short
 
    - Short race distance, briefly
 
    - Thou
 
    - About 3,300 feet, to runners
 
    - 1024 bytes, in brief
 
    - Race length, for short
 
    - Race distance, for short
 
    - Short race distance, for short
 
    - Short race distance
 
    - Short race, briefly
 
    - Short run, for short
 
    - Fun run length, for short
 
    - Fun run distance, briefly
 
    - Fun-run span
 
    - 1,024 bytes, briefly
 
    - About .62 mi.
 
    - Brief race distance, briefly
 
    - Thousandth of a meg
 
    - .62 mi., in a race
 
    - Short race, informally
 
    - Brief race, in brief
 
    - Short footrace, maybe
 
    - Short race spec
 
    - About 3,300 feet
 
    - A thou
 
    - Youth-run span
 
    - Short run
 
    - Fraction of a meg
 
    - Fun run distance, for short
 
    - Fun run dist.
 
    - Short race
 
    - Short jog
 
    - Length of some fun runs, informally
 
    - Charity fun run distance
 
    - Kid-friendly race length, in brief