The term caló is well-known within many Mexican American communities as a bilingual slang that is one of several speech styles in the community repertoire, closely associated with Pachuco groups of the U.S. Southwest that came to prominence in the 1940's. But the term caló predates its introduction to the U.S. by many decades. With roots in a Romany-based germanio of the 16th century, from the speech of immigrant gypsies evolved a new Spanish-based argot, the result of language shift from Romany to Spanish over centuries. By the 19th century, caló referred to a Spanish-based criminal argot called “caló jergal” by a contemporaneous Spanish researcher (Salillas 1896), a mixed code of gypsy Romany and Peninsular Spanish which was used by members of that group as an in-group, secret speech style.

In The Woman Warrior: Memoirs of a Girlhood Among Ghosts, Maxine Hong Kingston tells the story of her immigrant family and their efforts to rise above their working-class status in America, which optimistic Chinese regard as the Golden Mountain. The Hongs' experience is not unlike that of other immigrants who come to America to escape hardship in their homeland and hope to live the American Dream. The road to American success has numerous obstacles, and immigrants encounter many conflicts on their journey. One conflict relates to their cultural identities. Gloria Anzaldúa uses the word “borderland” to refer to the meeting of two cultures, and she defines the borderland as a “place of contradictions. Hatred, anger and exploitation are the prominent features of this landscape” (n.p.). While Anzaldua's discussion focuses on the borderland encountered by Mexican Americans, she believes that many share this painful experience: