(music) a percussive keyboard musical instrument, usually ranging over seven octaves, with white and black colored keys, played by pressing these keys, causing hammers to strike strings

To play the piano.

(of or with fingers) To move (the fingers) up and down on, similar to the motions of a pianist playing the piano.

To equip with a piano.

To become softer and less intense.

(music) Soft, quiet.

(in extended use) Gentle, soft, subdued.

(music) softly, as a musical direction (abbreviated to p. in sheet music)