dumb
Cross references:
1. stupid
1. dumb \'d*m\ \'d*m-le-\ aj [ME, fr. OE; akin to OHG tumb mute, OE de-af
deaf - more at MDEAF 1: destitute of the power of speech 2: naturally
incapable of speech {~ animals} 3: not expressed in uttered words {~
grief} 4a: not willing to speak 4b: not having the usual accompaniment of
speech or sound 5: lacking some usual attribute or accompaniment; esp :
having no means of self-propulsion {~ barge} 6: STUPID, FOOLISH - dumb.ly
av
2. dumb vt : to make silent : DEADEN