The most common and most likely answer to this crossword clue is the 6 letter word FELLOW
I've seen this crossword clue in The Times
F
E
L
L
O
W
More clues leading to the result FELLOW
- Academic stumbled over words at the outset
- Senior member of college tumbled over wicket
- Unpopular doctor with pained expression, college type
- Man dropped to ground with cry of pain
- Hill that hurts man
- Learned man tripped over wife
- Chap keeled over, ouch!
- Peer collapsed with pained sound
- Elf distracted sad man
- Don went down with a cry of pain
Buddy explains!

The straight part
We know that "Man" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case man = fellow.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 FELLOW mean?
FELLOW noun- A colleague or partner.
- A companion; a comrade.
- A man without good breeding or worth; an ignoble or mean man.
- An equal in power, rank, character, etc.
- One of a pair, or of two things used together or suited to each other; a mate.
- A person with common characteristics, being of the same kind, or in the same group.
- A male person; a man.
- A person; an individual, male or female.
- A rank or title in the professional world, usually given as "Fellow".
- (Aboriginal English) Used as a general intensifier
- To suit with; to pair with; to match.
- A person who was a fellow attendee at one's school.