The most common and most likely answer to this crossword clue is the 7 letter word SKATING
I've seen this crossword clue in The Times
S
K
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More clues leading to the result SKATING
Buddy explains!
The straight part
We know that "using sharp runners" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case using sharp runners = skating.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SKATING mean?
SKATING verb- To move along a surface (ice or ground) using skates.
- To skateboard
- To use the skating technique.
- To get away with something; to be acquitted of a crime for which one is manifestly guilty.
- The action of moving along a surface (ice or ground) using skates.
- The sport of moving along a surface using skates.
- A method of propulsion, where one moves similar to how a skater propels themselves. A technique in skiing, where a ski is planted diagonally, to push off of, and one slides forward on the ski facing straight foward, and then repeats the process with the swapping of the feet's actions.