1. [adj]  lacking in light; not bright or harsh; "a dim light beside the bed"; "subdued lights and soft music"
2. [adj]  made dim or less bright; "the dimmed houselights brought a hush of anticipation"; "dimmed headlights"; "we like dimmed lights when we have dinner"
3. [adj]  slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"
4. [adj]  lacking clarity or distinctness; "a dim figure in the distance"; "only a faint recollection"; "shadowy figures in the gloom"; "saw a vague outline of a building through the fog"; "a few wispy memories of childhood"
5. [adj]  offering little or no hope; "the future looked black"; "prospects were bleak"; "Life in the Aran Islands has always been bleak and difficult"- J.M.Synge; "took a dim view of things"
6. [v]  become vague or indistinct; "The distinction between the two theories blurred"
7. [v]  make dim by comparison or conceal
8. [v]  make dim or lusterless; "Time had dimmed the silver"
9. [v]  become dim or lusterless; "the lights dimmed and the curtain rose"
10. [v]  become or make darker; "The screen darkend"; "He darkened the colors by adding brown"
11. [v]  switch a car's headlights from a higher to a lower beam

1. \Dim\, a. [Compar. {Dimmer}; superl. {Dimmest}.] [AS. dim;
   akin to OFries. dim, Icel. dimmr: cf. MHG. timmer, timber; of
   uncertain origin.]
   1. Not bright or distinct; wanting luminousness or clearness;
      obscure in luster or sound; dusky; darkish; obscure;
      indistinct; overcast; tarnished.
            The dim magnificence of poetry.       --Whewell.
            How is the gold become dim!           --Lam. iv. 1.
            I never saw The heavens so dim by day. --Shak.
            Three sleepless nights I passed in sounding on,
            Through words and things, a dim and perilous way.
                                                  --Wordsworth.
   2. Of obscure vision; not seeing clearly; hence, dull of
      apprehension; of weak perception; obtuse.
            Mine eye also is dim by reason of sorrow. --Job
                                                  xvii. 7.
            The understanding is dim.             --Rogers.
   Note: Obvious compounds: dim-eyed; dim-sighted, etc.
   Syn: Obscure; dusky; dark; mysterious; imperfect; dull;
        sullied; tarnished.
   

2. \Dim\, v. t. [imp. & p. p. {Dimmed}; p. pr. & vb. n.
   {Dimming}.]
   1. To render dim, obscure, or dark; to make less bright or
      distinct; to take away the luster of; to darken; to dull;
      to obscure; to eclipse.
            A king among his courtiers, who dims all his
            attendants.                           --Dryden.
            Now set the sun, and twilight dimmed the ways.
                                                  --Cowper.
   2. To deprive of distinct vision; to hinder from seeing
      clearly, either by dazzling or clouding the eyes; to
      darken the senses or understanding of.
            Her starry eyes were dimmed with streaming tears.
                                                  --C. Pitt.
   

3. \Dim\, v. i.
   To grow dim. --J. C. Shairp.
   

DIM statement