Top Definition
1) Formal:
Refers to an animal that is active during twilight.
2) Slang:
Refers to a human that is active at night.
(See also: Insomnia, nocturnality
1) Fireflies are crepuscular animals.
2) Jimmy's biological father is a crepuscular human.
by VbPeppermint December 15, 2007

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of, resembling, or relating to twighlight.
-ZOOLOGY (of an animal) appearing or active in twighlight
The crepuscular realm of the writer's own reveries. (Hawthorne)
by ELCO May 22, 2006

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it's basically just an alternative to awesome
that dog was totally crepuscular
by ELCO May 22, 2006

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What you call tasty almonds. They can be any type of almonds, as long as they are good.
Dude, those are freakin crepuscular almonds!
by Troy Holleman December 10, 2007

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