my [amigo] saw this ugly [piruja] who looked like paco's mom walking the coahuila last night
a [seedy] [barrio]/neighborhood in [tijuana] filled with [pirujas]/prostitutes, and [narco]/drug dealers
"my [amigo] saw this ugly [piruja] who looked like paco's mom walking the coahuila last night" What is the definition of "coahuila"?