dum-dum

or dumb-dumb

[ duhm-duhm ]
/ ˈdʌmˌdʌm /
Slang.

noun

a silly, stupid person.

adjective

typical of a dum-dum: another dum-dum idea.

Origin of dum-dum

apparently reduplication and respelling of dumb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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