啞鼓

drum practice pad (music) / a practice drum (music)

(onom.) sound of cawing / sound of infant learning to talk / variant of 呀[ya1]

dumb / mute / hoarse / husky / unexploded (of artillery shell etc)

mute; dumb; incapable of speech / (of a voice) hoarse; husky / (of a bullet, bomb etc) dud

old variant of 鼓[gu3]

drum / CL:通[tong4],面[mian4] / to drum / to strike / to rouse / to bulge / to swell