adj.1. a. Of or relating to the hands: manual skill.
b. Done by, used by, or operated with the hands.
c. Employing human rather than mechanical energy: manual labor.
2. Of, relating to, or resembling a small reference book.
n.1. A small reference book, especially one giving instructions.
2. Music A keyboard, as of an organ or harpsichord, played with the hands.
3. A machine operated by hand.
4. a. A manual transmission.
b. A vehicle having a manual transmission.
5. Prescribed movements in the handling of a weapon, especially a rifle: the manual of arms.
6. A maneuver in certain board sports, such as skateboarding, in which all of the board except one end is lifted off the ground, especially when the tip of the board is kept from making contact with the ground.