A census-designated place in San Diego County, California, United States.

A surname.

(South Africa, derogatory) The disregarding or sugarcoating of race-related issues using the idea of the Rainbow Nation.

(Britain, Ireland, politics) A government consisting of a coalition of three or more parties, particularly parties with divergent ideologies.

(usually countable) A trout of the species Oncorhynchus mykiss, that has black spots and a pink streak running along the body. / (usually uncountable) The fish as food.

(mathematics, cryptography) A table of surjective functions used to decrypt a text that was coded using a hash table.

(Germanic paganism) The road between the realm of the gods and the realm of men in Heathenry which appears in the form of a rainbow; Bifrost.

(idiomatic) To pursue something illusory, impractical, or impossible.

(American spelling) Having many colors, reminiscent of those in the rainbow.

plural of rainbow trout