[ca.lo] n [Sp, argot, speech of Span. Gypsies, fr. Romany kalo Gypsy, lit., black, fr. Skt kala] (ca. 1948): any of several Spanish argots; esp: an argot used by Chicano youths in cities of the U.S. Southwest
CALO
Meaning of CALO in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012