Definition of "dull"
- adjective
Lacking the ability to cut easily; not sharp.
Boring; not exciting or interesting.
Not shiny; having a matte finish or no particular luster.
Not bright or intelligent; stupid; slow of understanding.
- verb
To render dull; to remove or blunt an edge or something that was sharp.
To soften, moderate or blunt.
To lose a sharp edge; to become dull.
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