The most common and most likely answer to this crossword clue is the 5 letter word CHOIR
C
H
O
I
R
More clues leading to the result CHOIR
- Sheets of paper, we hear, for singers
- Matting material covers hard area in cathedral
- People in church half-peeping round front of organ
- Endless, boring work plugged by current singers
- Singers from church knocked back port
- Group traps one in endless routine
- Picked up some sheets for singers
- Some echo, irritating in part of cathedral?
- Love to be surrounded by unusual rich voices
- Collection of voices paper’s reported
Buddy explains!

The straight part
We know that "vocal group" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case vocal group = choir.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 CHOIR mean?
CHOIR noun- Singing group; group of people who sing together; company of people who are trained to sing together.
- The part of a church where the choir assembles for song.
- (Christian angelology) One of the nine ranks or orders of angels.
- Set of strings (one per note) for a harpsichord.
- To sing in concert.