The most common and most likely answer to this crossword clue is the 8 letter word MEMSAHIB
M
E
M
S
A
H
I
B
More clues leading to the result MEMSAHIB
- Something from Punjabi has me musing over his European wife?
- Colonial address back in Nairobi has memories
- Married — be as him changing wife
- Nothing missing from note I bash out for the missus
- Married European woman in India will bash mime about
- . European mistress for Indian doctor rings Emergency Medical Services with a social call
- . Raj's mistress has returned ball after one, following setter's memorandum at first
- Alibi has me mixed up protecting respected Indian lady
- Married British leader concealed terrible shame — an Indian mistress
- Chambermaids, after dropping cards, go around society lady in India
Buddy explains!

The straight part
We know that "European mistress for Indian" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case european mistress for indian = memsahib.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 MEMSAHIB mean?
MEMSAHIB noun- (as a respectful term of address) A white European woman in colonial India.