RhymeZone: mercat definitions

Definitions of mercat:

noun: (obsolete) Market; trade.
noun: A mermaid cat.
noun: Obsolete form of meerkat. [Suricata suricatta, a small carnivorous mammal of the mongoose family, from the Kalahari Desert, known for its habit of standing on its hind legs.]

(Definitions from Wiktionary)