Top definition
A rainbow that occurs very rarely at night when it rains on a full moon. This is rare because the moon is not as bright as the sun.
-Dude were you looking outside last night.
-No why.
-There was a sick ass nocturnal rainbow, it was really faint tho.
by The Capital-ᙠ March 10, 2016
Get a nocturnal rainbow mug for your friend Yasemin.
Aug 9 Word of the Day
Large, beautiful breasts that are keep well consealed and initially appear to be much smaller and less impressive than they actually are until unleashed.
I think Alicia may have some real sleepers.
by KABT October 26, 2007
Get a sleepers mug for your cousin Riley.
2
Blue and red lights from a police car that are easiest seen an night.
It’s time to get out of here, I see nothing here except the nocturnal rainbows from the 5 0!
by Larry The Robot Maker August 29, 2019
Get the Nocturnal Rainbows neck gaiter and mug.