The most common and most likely answer to this crossword clue is the 6 letter word LESSOR
I've seen this crossword clue in The Times
L
E
S
S
O
R
More clues leading to the result LESSOR
- Letter from apostle's so righteous
- Landlord with gold taken away?
- Letter coming from minor men
- Landlord’s short of gold
- Letter penned by Charles, so ridiculous
- Letting agent maybe not so great, getting nothing right
- Losers resorted to “Reveal Letter”
- Not so much gold for one letting out property?
- Landlord to an extent collects nothing but rent primarily
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 = lessor.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 LESSOR mean?
LESSOR noun- The owner of property that is leased.