Paca \Pa"ca\, n. [Pg., from the native name.] (Zo["o]l.) A small South American rodent ({C[oe]logenys paca}), having blackish brown fur, with four parallel rows of white spots along its sides; the spotted cavy. It is nearly allied to the agouti and the Guinea pig.
paca n : large burrowing rodent of South America and Central America; highly esteemed as food [syn: {Cuniculus paca}]