Definition of Dumb

1. Adjective. Slow to learn or understand; lacking intellectual acuity. "Worked with the slow students"

Exact synonyms: Dense, Dim, Dull, Obtuse, Slow
Similar to: Stupid
Derivative terms: Denseness, Dullness, Dumbness, Obtuseness, Slowness, Slowness

2. Adjective. Temporarily incapable of speaking. "Speechless with shock"
Exact synonyms: Speechless
Similar to: Inarticulate, Unarticulate
Derivative terms: Speechlessness

3. Adjective. Lacking the power of human speech. "Dumb animals"

4. Adjective. Unable to speak because of hereditary deafness.
Exact synonyms: Mute, Silent
Similar to: Inarticulate, Unarticulate
Derivative terms: Mute, Muteness

Definition of Dumb

1. a. Destitute of the power of speech; unable; to utter articulate sounds; as, the dumb brutes.

2. v. t. To put to silence.

Definition of Dumb

1. Adjective. Unable to speak; lacking power of speech. ¹

2. Adjective. (informal pejorative especially of a person) extremely stupid. ¹

3. Adjective. (figuratively) Pointless, foolish, lacking intellectual content or value. ¹

4. Verb. To silence. ¹

5. Verb. (transitive) To make stupid. ¹

6. Verb. (transitive) To represent as stupid. ¹

7. Verb. (transitive) To reduce the intellectual demands of. ¹

¹ Source:

Definition of Dumb

1. incapable of speech [adj DUMBER, DUMBEST] : DUMBLY [adv] / to make silent [v -ED, -ING, -S] - See also: silent

Medical Definition of Dumb

1. 1. Destitute of the power of speech; unable; to utter articulate sounds; as, the dumb brutes. "To unloose the very tongues even of dumb creatures." (Hooker) 2. Not willing to speak; mute; silent; not speaking; not accompanied by words; as, dumb show. "This spirit, dumb to us, will speak to him." (Shak) "To pierce into the dumb past." (J. C. Shairp) 3. Lacking brightness or clearness, as a colour. "Her stern was painted of a dumb white or dun colour." (De Foe) Deaf and dumb. See Deaf-mute. Dumb ague, or Dumb chill, a form of intermittent fever which has no well-defined "chill." Dumb animal, any animal except man; usually restricted to a domestic quadruped; so called in contradistinction to man, who is a "speaking animal." Dumb cake, a cake made in silence by girls on St. Mark's eve, with certain mystic ceremonies, to discover their future husbands. Dumb cane, a west Indian plant of the Arum family (Dieffenbachia seguina), which, when chewed, causes the tongue to swell, and destroys temporarily the power of speech. Dumb crambo. See crambo. Dumb show. Formerly, a part of a dramatic representation, shown in pantomime. "Inexplicable dumb shows and noise." . Signs and gestures without words; as, to tell a story in dumb show. To strike dumb, to confound; to astonish; to render silent by astonishment; or, it may be, to deprive of the power of speech. Synonym: Silent, speechless, noiseless. See Mute. Origin: AS. Dumb; akin to D. Dom stupid, dumb, Sw. Dumb, Goth. Dumbs; cf. Gr. Blind. See Deaf, and cf. Dummy. Source: Websters Dictionary (01 Mar 1998)

Dumb Pictures

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Lexicographical Neighbors of Dumb

dum dum
dum dum bullets
dumb (current term)
dumb as a bag of hammers
dumb as a box of rocks
dumb barge
dumb blonde
dumb blondes
dumb bomb
dumb bunny

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