The most common and most likely answer to this crossword clue is the 8 letter word LICENSEE
I've seen this crossword clue in The Daily Telegraph
L
I
C
E
N
S
E
E
More clues leading to the result LICENSEE
- Pub owner, perhaps, seen distressed by horrible insects
- . Break silence about enemy leader? She might get you shot!
- Pub landlady cooked nice eels
- Publican shows hostility beside Poles in shelter
- Crawlers get past new landlord
- Hangers-on seen off by local manager
- College blocking legal right to observe grant-holder
- Vermin? Note: contact landlord
- One has permission to tell story about moving scene
- Parasites, unknown number, spot host
Buddy explains!

The straight part
We know that "Landlord" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case landlord = licensee.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 LICENSEE mean?
LICENSEE noun- A person to whom a license is granted
- A publican