glum · adjective1
- Middle Low German · derived fromglum“glum”
- English todayglum
Probably from Middle Low German glum (“glum”), related to German dialectal glumm (“gloomy, troubled, turbid”). More at gloomy.
glum · verb, noun2
- Middle English · inherited fromglome
- Middle English · inherited fromglomen
- English todayglum
From Middle English glomen, glommen, glomben, gloumben (“to frown, look sullen”), from *glom (“gloom”). More at gloom. The noun is from Middle English glome, from the verb.
Etymology from Wiktionary, CC BY-SA 4.0.