Definitions
1.AdjectiveOvertaken by night; especially of a traveller, etc.: caught out by oncoming night before reaching one's destination.
2.AdjectivePlunged into darkness.
3.AdjectiveLacking education or knowledge; unenlightened; also, lacking morality; immoral, unscrupulous.
4.AdjectiveDifficult to understand; abstruse, obscure.
5.Verbsimple past and past participle of benight