#1 instrument n. a device that requires skill for proper use. wn
#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 instrument n. [pawn, cat's-paw] a person used by another to gain an end. wn
#4 instrument v. equip with instruments for measuring, recording, or controlling. wn
#5 instrument v. [instrumentate] write an instrumental score for. wn
vizzz