Definitions
1.verbTo make something less bright."He dimmed the lights and put on soft music."
2.verbTo become darker."The lights dimmed briefly when the air conditioning was turned on."
3.verbTo render dim, obscure, or dark; to make less bright or distinct
4.verbTo deprive of distinct vision; to hinder from seeing clearly, either by dazzling or clouding the eyes; to darken the senses or understanding of.
5.nounThe process of becoming dim.