The most common and most likely answer to this crossword clue is the 6 letter word LOITER
I've seen this crossword clue in Financial Times
L
O
I
T
E
R
More clues leading to the result LOITER
- What one is looking for in new role is to kill time
- Linger and look into Ebro, oddly
- Hang around cloister chapter and Saint have left
- See just what is wanted with little hesitation? Wait!
- Even Eliot, in theory, is idle
- Idle American’s capacity to take nothing in
- Dally with one in group with hesitation
- Hang about! Eliot composed rhymes in the first instance
- Is successful story at Birmingham Weight Watchers this idle?
- One in group with hesitation gets to hang around
Buddy explains!

The straight part
We know that "Wait" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wait = loiter.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 LOITER mean?
LOITER verb- To stand about without any aim or purpose; to stand about idly.
- To remain at a certain place instead of moving on.
- For an aircraft to remain in the air near a target.