Definitions
1.verbTo make dark or darker by reducing light.
2.verbTo become dark or darker (having less light).
3.verbTo get dark (referring to the sky, either in the evening or as a result of cloud).
4.verbTo make dark or darker in colour.
5.verbTo become dark or darker in colour.
6.verbTo render gloomy, darker in mood.
7.verbTo become gloomy, darker in mood.
8.verbTo blind, impair the eyesight.
9.verbTo be blinded, lose one’s eyesight.
10.verbTo cloud, obscure, or perplex; to render less clear or intelligible.
11.verbTo make foul; to sully; to tarnish.
12.adjectiveMade dark or lightproof by the exclusion of light