The Mara Salvatrucha gang originated in Los Angeles, set up in the 1980s by Salvadoran immigrants in the city's Pico-Union neighborhood who immigrated to the United States after the Central American civil wars of the 1980s.
Definition. The Sierra Club is the oldest grassroots environmental organization in the United States. The organization was founded in 1872 by a San Francisco group of professors, businessmen, and other professionals led by John Muir (Cohen 1985, 10).
(klÊb) n. 1. a stout stick, usually with one end thicker than the other, esp one used as a weapon. 2. (Golf) a stick or bat used to strike the ball in various sports, esp golf. See golf club1. 3. (Gymnastics) short for Indian club. 4. a group or association of people with common aims or interests: a wine club.