definition of
instrument

[1] #1 instrument n. a device that requires skill for proper use. wn

[2] #2 instrument n. [tool] the means whereby some act is accomplished; "my greed was the instrument of my destruction"; "science has given us new tools to fight disease". wn

[3] #3 instrument n. [pawn, cat's-paw] a person used by another to gain an end. wn

[4] #4 instrument v. equip with instruments for measuring, recording, or controlling. wn

[5] #5 instrument v. [instrumentate] write an instrumental score for. wn