from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Lacking variety or excitement; dull. See Synonyms at boring, dull.
- n. Monotonous talk or routine.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Lacking variety or excitement; dull; boring.
- n. The quality of lacking variety or excitement; dullness.
from the GNU version of the Collaborative International Dictionary of English
- adj. Monotonous; dull; commonplace.
- n. A dull fellow; a bore.
- n. Monotonous and tedious routine.
- n. A low cart with three wheels, drawn by one horse.
from The Century Dictionary and Cyclopedia
- Dull; commonplace; homely; tedious.
- n. A droning tone of voice; monotonous or tedious talk.
- n. Monotony; tediousness; ennui.
- n. A dull, tedious fellow; a bore.
- n. A small, low three-wheeled cart, drawn usually by one horse.
- To pass the time in a dull manner.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. not challenging; dull and lacking excitement
- n. the quality of wearisome constancy, routine, and lack of variety
- adj. tediously repetitious or lacking in variety
Probably from hum.(American Heritage® Dictionary of the English Language, Fourth Edition)