dull, blunt, obtuse mean not sharp, keen, or acute. dull suggests a lack or loss of keenness, zest, or pungency.

These adjectives mean lacking in liveliness, charm, or surprise: a dull, uninteresting performance; a colorless and unimaginative person; a drab and boring job; a humdrum conversation; a lackluster life; โ€ฆ

Dull implies a lack or a loss of keenness or sharpness: a dull razor or saw. Blunt may mean the same or may refer to an edge or point not intended to be keen or sharp: a blunt or stub pen; a blunt foil.

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5 days agoย ยท dull (third-person singular simple present dulls, present participle dulling, simple past and past participle dulled) (transitive) To render dull; to remove or blunt an edge or something that was โ€ฆ

Oct 13, 2009ย ยท To make dull, stupid, heavy, insensible, etc.; lessen the vigor, activity, or sensitiveness of; render inanimate; damp: as, to dull the wits; to dull the senses.

To dull something means to take away its edge, its energy, or its excitement. "Watching that movie will dull your senses, until you fall asleep."

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