What is Merca?
1.
Rio de la plata (Argentina + Uruguay) word for cocaine. Is the diminutive of "mercadería" (merchandise).
synonims: frula, falopa
...Juan´s brain has holes from doing so much merca.
...that cop has merquero (cocaine addict) face
See
2.
Pronounced "MRRH-KUH!"
How the rednecks of the USA pronounce the name of their country. The bastardization of "America."
"I 's from MERCA!"
"Where? There's more than one country in North America."
"WOT?! NO THERE AIN'T YEW IGNERANT SHITHEAD!"
See