Webster's Revised Unabridged Dictionary · 1913

Percuss

Percuss (pẽr*kus") , transitive verb

[Latin percussus, past participle 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

Percuss , intransitive verb

(Medicine) To strike or tap in an examination by percussion. See Percussion, 3. — Quain