dull Meaning in the Cambridge English Dictionary
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Meaning of “dull” in the English Dictionary

"dull" in British English

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dulladjective

uk   us   /dʌl/

dull adjective (BORING)

B1 not ​interesting or ​exciting in any way: She ​wrote dull, ​respectablearticles for the ​localnewspaper. He's ​pleasant enough, but deadly dull.
Synonym
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dull adjective (NOT BRIGHT)

C1 not ​clear, ​bright, or ​shiny: We could just ​see a dull glow given off by the fire's last ​embers.UK The first ​day of ​ourholiday was dull (= ​cloudy).

dull adjective (NOT SHARP)

A dull ​sound or ​pain is not ​sharp or ​clear: I ​heard a dull thud from the ​kitchen and ​realized she must have ​fainted. The dull ​rumble of ​trafficwoke her. She ​felt a dull ache at the back of her ​head. old-fashioned not ​intelligent
dully
adverb uk   us   /ˈdʌl.li/
The ​carlightsglowed dully through the ​mist. My ​arm still ​ached dully.
dullness
noun [U] uk   us   /ˈdʌl.nəs/

dullverb [T]

uk   us   /dʌl/
to make something less ​severe: Homeless ​childrensniffglue to dull ​theirhungerpains.
(Definition of dull from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"dull" in American English

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dulladjective [-er/-est only]

 us   /dʌl/

dull adjective [-er/-est only] (BORING)

not ​interesting or ​exciting; ​boring: Many of the ​courtroomevents were dull and ​routine. The ​lecture was ​dry, dull, and ​full of ​statistics.

dull adjective [-er/-est only] (NOT BRIGHT)

not ​clear, ​bright, or ​shiny: The ​daystarted off dull and ​overcast with a ​threat of ​showers.

dull adjective [-er/-est only] (NOT SHARP)

(esp. of ​sound or ​pain) not ​sharp or ​clear: a dull ​knife I ​heard a dull ​thud from the ​kitchen. She ​felt a dull ​ache at the back of her ​head.

dullverb [T]

 us   /dʌl/
to make something less ​sharp or ​clear: Lack of ​sleep will dull ​yourreflexes.
(Definition of dull from the Cambridge Academic Content Dictionary © Cambridge University Press)

"dull" in Business English

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dulladjective

uk   us   /dʌl/ COMMERCE, FINANCE
used to describe a ​situation in which ​businessactivity is ​slow: Trading was dull as ​investors were ​sidelined because of a ​lack of good ​news. The ​earningsoutlook is dull.
(Definition of dull from the Cambridge Business English Dictionary © Cambridge University Press)
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