The most common and most likely answer to this crossword clue is the 7 letter word MANUALS
I've seen this crossword clue in The Daily Telegraph
M
A
N
U
A
L
S
Buddy explains!
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 MANUALS mean?
MANUALS noun- A handbook.
- A booklet that instructs on the usage of a particular machine or product.
- A drill in the use of weapons, etc.
- An old office-book like the modern Roman Catholic ritual.
- A keyboard for the hands on a harpsichord, organ, or other musical instrument.
- A manual transmission; a gearbox, especially of a motorized vehicle, shifted by the operator.
- (by synecdoche) A vehicle with a manual transmission.
- A bicycle technique whereby the front wheel is held aloft by the rider, without the use of pedal force.
- Manual measurement of the blood pressure, done with a manual sphygmomanometer.
- Mechanical transmission which shifts gears by the action of the driver's hand on the gearstick or gear lever, rather than automatically; a manual gearbox.