The most common and most likely answer to this crossword clue is the 5 letter word ALOFT
A
L
O
F
T
More clues leading to the result ALOFT
- A female splitting collection up
- A lake frequently high
- Boarding towards rear of ship, look up
- Not entirely logical — often up in the air
- Fellow given time to receive oxygen at a height
- Plenty holding female up
- In rear part of boat, look up
- Overhead line in area frequently used by poets
- On the top of piercing key
- Short man needs time to receive oxygen at height
Buddy explains!

The straight part
We know that "Overhead" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case overhead = aloft.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 ALOFT mean?
ALOFT adverb- At, to, or in the air or sky.
- Above, overhead, in a high place; up.
- In the top, at the masthead, or on the higher yards or rigging.