rainbow

noun9

1. •
   a set of colored bands forming a half circle in the sky, where light from the sun breaks apart inside rain

   • Why are there so many songs about rainbows And what's on the other side? Rainbows are visions, but only illusions And rainbows have nothing to hide. — 1979
2. •
   Any prismatic refraction of light showing a spectrum of colours.
3. •
   A wide assortment; a varied multitude.
4. •
   Rainbow trout.

   • Finally, by actual trial, I have found that I can catch more rainbow by using one fly than with a two or three-fly cast. — 1911
5. •
   (figurative) An illusion; a mirage.

   • Many electoral promises are rainbows, vanishing soon after poll day.
6. •
   (offensive, figurative) A person within the LGBT community.

   • Oh look, the rainbow came back.
7. •
   A trick in which the player makes the ball arc over the opponent's head using both feet; rainbow kick
8. •
   A curveball, particularly a slow one.
9. •
   (slang) In Texas hold 'em or Omaha hold 'em, a flop that contains three different suits.

adjective5

1. •
   Multicolored, especially if in rainbow order.
2. •
   [before a noun] LGBT.

   • Why do they have to add rainbow propaganda into everything? — 2026
3. •
   [before a noun] (US) Made up of several races or ethnicities, or (more broadly) of several cultural or ideological factions.

   • That Asian-American actor Thomas Ikeda contributes a pleasingly frantic Panthino would not be considered rainbow enough. — 1994
4. •
   Of or pertaining to rainbow tables.
5. •
   Composed entirely of different suits.

verb3

1. •
   To brighten with, or as with, a rainbow; to pattern with the colours of the rainbow.
2. •
   To take the appearance of a rainbow.
3. •
   In climbing gyms where the rocks to climb are colored to indicate suggested climbing routes, to climb rocks of different colors, thereby ignoring such routes.

noun1

1. •
   A member of the Rainbow Guides, a Girl Guide movement for younger girls.