Ba‧ja Cal‧i‧for‧ni‧a /ˌbɑːhɑː kæləˈfɔːniə $ -ˈfɔːrnjə/ (
also Baja)
 a 
peninsula (=long thin piece of land) in Mexico that is connected to southern California and goes into the Pacific Ocean. Baja California is a popular place for tourists. 
 [TahlilGaran] Dictionary of Contemporary English ▲