lacking brightness or color; dull; "drab faded curtains"; "sober Puritan grey"; "children in somber brown clothes"
lacking in liveliness or charm or surprise; "her drab personality"; "life was drab compared with the more exciting life style overseas"; "a series of dreary dinner parties"
(of business) not active or brisk; "business is dull (or slow)"; "a sluggish market"
emitting or reflecting very little light; "a dull glow"; "dull silver badly in need of a polish"; "a dull sky"
(of color) very low in saturation; highly diluted; "dull greens and blues"
darkened with overcast; "a dark day"; "a dull sky"; "a grey rainy afternoon"; "grey clouds"; "the sky was leaden and thick"
not having a sharp edge or point; "the knife was too dull to be of any use"
not keenly felt; "a dull throbbing"; "dull pain"
lacking in liveliness or animation; "he was so dull at parties"; "a dull political campaign"; "a large dull impassive man"; "dull days with nothing to do"; "how dull and dreary the world is"; "fell back into one of her dull moods"
being or made softer or less loud or clear; "the dull boom of distant breaking waves"; "muffled drums"; "the muffled noises of the street"; "muted trumpets"
not clear and resonant; sounding as if striking with or against something relatively soft; "the dull thud"; "thudding bullets"
blunted in responsiveness or sensibility; "a dull gaze"; "so exhausted she was dull to what went on about her"- Willa Cather
make less lively or vigorous; "Middle age dulled her appetite for travel"
become dull or lusterless in appearance; lose shine or brightness; "the varnished table top dulled with time"
make dull in appearance; "Age had dulled the surface"
make dull or blunt; "Too much cutting dulls the knife's edge"
stop operating or functioning; "The engine finally went"; "The car died on the road"; "The bus we travelled in broke down on the way to town"; "The coffee maker broke"; "The engine failed on the way to town"; "her eyesight went after the accident"
prove insufficient; "The water supply for the town failed after a long drought"
disappoint, prove undependable to; abandon, forsake; "His sense of smell failed him this time"; "His strength finally failed him"; "His children failed him in the crisis"
become bankrupt or insolvent; fail financially and close; "The toy company went bankrupt after the competition hired cheap Mexican labor"; "A number of banks failed that year"
fall short in what is expected; "She failed in her obligations as a good daughter-in-law"; "We must not fail his obligation to the victims of the Holocaust"
fail to get a passing grade; "She studied hard but failed nevertheless"; "Did I fail the test?"
judge unacceptable; "The teacher failed six students"
be unsuccessful; "Where do today's public schools fail?"; "The attempt to rescue the hostages failed miserably"
fail to do something; leave something undone; "She failed to notice that her child was no longer in his crib"; "The secretary failed to call the customer and the company lost the account"
(Greek mythology) a beautiful princess loved by Cupid who visited her at night and told her she must not try to see him; became the personification of the soul