Meaning of er caló by José Espona

ER calo is incorrectly written, and should be written as "1 - Caló, 2 - heat" being its meaning:
1-er Caló: the language of the Spanish Gypsies ( calo ) 40 Gypsy; Calo, in their own language: black, moreno ) 2 er Caló: written representation of popular 40 Andalusian pronunciation; Spain ) " 34 heat;