Lacking in brightness, Of obscure vision; not seeing clearly; hence, dull of apprehension; of weak perception; obtuse, Disapproving, unfavorable_ rarely used outside the phrase take a dim view of, noun_ A parking light on a motor vehicle, An abbreviation of diminutive, verb_ make dim or lusterless, become vague or indistinct, make dim by comparison or conceal, transitive verb_ 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, To make something less bright, intransitive verb_ To grow dim, To become darker