The most common and most likely answer to this crossword clue is the 8 letter word BASELINE
I've seen this crossword clue in The Daily Telegraph
B
A
S
E
L
I
N
E
More clues leading to the result BASELINE
- British petroleum jelly, not very standard for comparison
- Serving men and women operate from behind it
- Mean to cover the interior starting point, comparatively
- Murray’s limit?
- The starting point in court proceedings
- Be around Selina in trouble with Mark on court?
- If this rule is transgressed, it’s the player’s fault
- Standard opener for lubricant to be black
- Low-minded policy that limits play at Wimbledon
- Standard Balinese shifts
Buddy explains!

The straight part
We know that "that limits play at Wimbledon" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case that limits play at wimbledon = baseline.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 BASELINE mean?
BASELINE noun- A line that is a base for measurement or for construction.
- A datum used as the basis for calculation or for comparison.
- A line used as the basis for the alignment of glyphs.
- The line at the farthest ends of the court indicating the boundary of the area of play.
- A configuration of software, hardware, or a process that is established and documented as a point of reference.
- To provide a baseline for measurement.
- To play from the baseline.