Dumb - Definition

adj 1: slow to learn or understand; lacking intellectual acuity;
"so dense he never understands anything I say to him";
"never met anyone quite so dim"; "although dull at
classical learning, at mathematics he was uncommonly
quick"- Thackeray; "dumb officials make some really dumb
decisions"; "he was either normally stupid or being
deliberately obtuse"; "worked with the slow students"
[syn: dense, dim, dull, dumb, obtuse, slow]
2: temporarily incapable of speaking; "struck dumb"; "speechless
with shock" [syn: speechless, dumb]
3: lacking the power of human speech; "dumb animals"
4: unable to speak because of hereditary deafness [syn: dumb,
mute, silent]