Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “glum”


adjective [-er/-est only]    /ɡlʌm/ (-mm-)
sad and discouraged: a glum expression glumly    /ˈɡlʌm·li/ adverb Marty nodded glumly.
(Definition of glum adjective from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of glum

Browse related topics

You are looking at an entry to do with Not attractive to look at, but you might be interested in these topics from the Disliking topic area:

Definitions of “glum” in other dictionaries

Word of the Day


a document given to students or reporters which contains information about a particular subject

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More