Humorless
ahd-5
adjective.
Lacking a sense of humor.
adjective.
Said or done without humor.
The Century Dictionary and Cyclopedia
Without humor; sober; dull.
the GNU version of the Collaborative International Dictionary of English
adjective.
Destitute of humor.
Wiktionary, Creative Commons Attribution/Share-Alike License
adjective.
Lacking
humor
or
levity
;
serious
; not
funny
,
amusing
,
amused
, or
lighthearted
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
lacking humor