noun A set of keys laid out in a gridlike pattern, used for typing on a typewriter, computer, etc.
noun A component of many instruments, including the piano, organ, and harpsichord, consisting of usually black and white keys that cause different tones to be produced when struck.
noun An electronic device containing a keyboard (preceding sense), especially one that is capable of producing musical sounds when the keys are played.
verb To type on a computer keyboard.
Keyboarding is the part of this job I hate the most.