dull - definition in the American English Dictionary - Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “dull”

See all translations

dull

adjective [-er/-est only]  us   /dʌl/

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

not interesting or exciting; boring: Many of the courtroom events 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 day started 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.

dull

verb [T]  us   /dʌl/
to make something less sharp or clear: Lack of sleep will dull your reflexes.
(Definition of dull from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of dull?
Add Cambridge dictionaries to your browser to your website

Definitions of “dull” in other dictionaries

Word of the Day

decider

a final game or competition that allows one person or team to win, or the winning point scored

Word of the Day

What’s All The Commotion About? (Words to describe sounds)

by Kate Woodford,
May 20, 2015
​​​ In this post we look at a range of words and phrases that we use to describe noise and the absence of noise. Starting with complete quiet, we sometimes use the noun hush to describe silence: A hush fell over the room as the bride walked in./There was a deathly hush (=complete

Read More 

ancestral health noun

May 25, 2015
diet based on the presumed diet of our Palaeolithic ancestors ‘Ancestral health,’ to use a term popular among Paleo followers, has gone mass.

Read More