The most common and most likely answer to this crossword clue is the 5 plus 3 letter word OPIUM DEN
I've seen this crossword clue in The Guardian
O
P
I
U
M
D
E
N
More clues leading to the result OPIUM DEN
- I run mad occasionally in public haunt in old Chinatown?
- Impound E after busting dealer’s premises
- Wherein one gets stoned — awful dump, I gathered
- Facility for addicts initially is unveiled by doctor in public
- Somehow impound E in place frequented by drug addicts
- Place of dubious reputation doing business, one slinging mud inside
- People assemble here before a trip
- One guy – mad – frequently found in public smoking area
- Drugs taken here work on virus every now and then, supported by doctor and nurse
- d Where the clientele is high up and monied, possibly
Buddy explains!
The straight part
We know that "Wherein one gets stoned" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wherein one gets stoned = opium den.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.