Manuals meaning : 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.