The most common and most likely answer to this crossword clue is the 8 letter word MASSEUSE
I've seen this crossword clue in The Times
M
A
S
S
E
U
S
E
More clues leading to the result MASSEUSE
- Butcher uses same woman to see to joints
- Many people apply to wrap back in sponge rubber
- She may provide a service, work on one's back?
- Widespread drug consumption one’s seen in parlour
- She pummels Everyman with wear and tear around bottom
- Service finally made to employ female therapist
- Widespread internet application, one aiding relaxation
- Rubber lump engineers initially employ
- Rubber’s general practice to hide errors, primarily?
- Hunk, European, to apply rubber
Buddy explains!

The straight part
We know that "rubber" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case rubber = masseuse.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 MASSEUSE mean?
MASSEUSE noun- A woman who performs massage; a female masseur.
- A masseur; a man who performs massage.