brown, monotone sandals that instantly classify someone as a "prep", regardless of who they are, what they wear, etc.
1: OMGSH Sally did you see Megan's new rainbows? She can't be in our Goth group anymore
2: I know right?! She's such a preppy poseur.
2: I know right?! She's such a preppy poseur.
by Yasmina January 01, 2008

Hard rock band formed in the mid-1970s by guitar virtuoso Ritchie Blackmore after leaving Deep Purple. Initially fronted by singer Ronnie James Dio who eventually left in 1979 to replace Ozzy Osbourne in Black Sabbath. Rainbow incorporated medieval themes and classical-inspired guitar work into heavy metal.
Rainbow's big songs include "Man on the Silver Mountain", "Long Live Rock N' Roll", "Stargazer", "Since You've Been Gone", and "Stone Cold".
by Bill M. September 10, 2004

by APbio December 09, 2007

a widely recognised symbol of the glbtq community, usually in flag form, inteded to represent the diversity found among glbtq people.
the rainbow flag consitsts of six horizontal stripes of red, orange, yellow, green, blue, and purple. is used to denote gay pride or gay-friendliness.
the rainbow flag consitsts of six horizontal stripes of red, orange, yellow, green, blue, and purple. is used to denote gay pride or gay-friendliness.
by dagger_grrl February 13, 2004

If something is rainbow, it is something really good and sweet and fun, and a bit silly.
Rainbows are possibly ninjas in disguise.
It is also said that they may be covered in giant invisible cloaks.
Rainbows are possibly ninjas in disguise.
It is also said that they may be covered in giant invisible cloaks.
dancing in the rain is rainbow.
It is rainbow to sing aloud even if it sounds horrible.
It is rainbow to being awake at 3 PM and writing about rainbows.
It is rainbow to sing aloud even if it sounds horrible.
It is rainbow to being awake at 3 PM and writing about rainbows.
by Cecilie_is_silly July 20, 2008

by orlando clown June 05, 2010
