Percuss

Per*cuss" (?), v. t. [imp. & p. p. Percussed (?); p. pr. & vb. n. Percussing.] [L. percussus, p. p. of percutere; per + quatere to shake, strike. See Quash.] To strike smartly; to strike upon or against; as, to percuss the chest in medical examination.

Flame percussed by air giveth a noise.
Bacon.

Per*cuss", v. i. (Med.) To strike or tap in an examination by percussion. See Percussion, 3. Quain.