The most common and most likely answer to this crossword clue is the 5 plus 6 letter word TABLE TENNIS
I've seen this crossword clue in The Guardian
T
A
B
L
E
T
E
N
N
I
S
More clues leading to the result TABLE TENNIS
- Nine battles played in sport
- Bill, unusually lenient at second game
- Pills protecting nine playing sport
- Pill given to Team GB champ for game
- Olympian on drug for sport
- A board game?
- Sport for a drug-taking Olympic gold medallist?
- Olympic athlete appears on computer game
- Batty one from 21 is after medicine
- Roughly nine accessing computers to see game
Buddy explains!
The straight part
We know that "sport" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sport = table tennis.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.