The most common and most likely answer to this crossword clue is the 5 letter word GRUMP
I've seen this crossword clue in The Guardian
G
R
U
M
P
More clues leading to the result GRUMP
- Beef, good cut
- Good cut of meat — beef?
- Doctor interrupted by peculiar surly type
- Beef – good cut of beef
- Good cut of meat
- Miserable character has good backside
- Doctor nursing strange ill-tempered person
- Wet blanket general practitioner wrapped around eccentric
- Grouse grooms head and tail
- Doctor drinking liquor is a bad-tempered sort
Buddy explains!

The straight part
We know that "beef" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case beef = grump.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 GRUMP mean?
GRUMP noun- A habitually grumpy or complaining person.
- A grumpy mood.
- To complain.
- To be grumpy.