v. i.1.To drum.
v. t.1.To stretch, as a skin over the head of a drum; to make into a drum or drumhead, or cause to act or sound like a drum.
[imp. & p. p. Tympanized ; p. pr. & vb. n. Tympanizing .]
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.