I don't think the other answer is wrong. Fracatan IS slang for "a lot." It's ALMOST like saying "a shit load" but without cursing.

Also, it is not reserved for Dominicans. Puertoricans and other nationalities use it too.
Diantre! ¡¿Como tu estas muchacho?! Hacia un fracatan de años que no te veia! Que bueno por fin verte.
by Se Yua September 23, 2018
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Dominican slang meaning a lot. Synonym for mucho.
Tengo un fracatan de dinero. Quieres fumar mota?
by güero March 25, 2008
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