Definition of manuals:
(n) :
Synonym of handbook.
(n) :
A booklet that instructs on the usage of a particular machine or product.
(n) :
(military) A drill in the use of weapons, etc.
(n) :
(music) A keyboard on an organ.
(adj) :
(of an activity) Performed with the hands.
(adj) :
(of a machine, device etc.) Operated by means of the hands.