The most common and most likely answer to this crossword clue is the 9 letter word DEODORANT
I've seen this crossword clue in The Times
D
E
O
D
O
R
A
N
T
More clues leading to the result DEODORANT
- Old fogey to rage about source of expensive body spray
- Old woman entering depression that comes from mister?
- Don’t adore criminal that smells nice
- Nothing girl put in hollow hides smell
- Mum’s one old bird without energy to join rave
- Toiletry ‘grungy’ don’t adore?
- One covers smell of rot on dead bats
- One masks smell near to odd vagrant
- ‘Ado’ or cuckoo in dales valley. Roll on !
- Do not dare change. No sweat!
Buddy explains!

The straight part
We know that "that comes from mister?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case that comes from mister? = deodorant.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 DEODORANT mean?
DEODORANT noun- Any agent acting to eliminate, reduce, mask, or control odor.
- An odor-controlling substance applied to the underarm to counteract odor from perspiration.
- Acting or including an agent to eliminate, reduce, mask, or control odor