MAES-Y-FYNNON (MAES-Y-FFYNNON), a township, in the parish of LLANTHOYSAINT, union of LLANDOVERY, lower division of the hundred of PERVETH, county of CARMARTHEN, SOUTH WALES, 51 miles (S. a.) from Llangadock: the population is included in the return for the parish. It is situated at the foot of the Black Mountains, and contains some well-wooded dingles. There are several earneddau on the eminences in the district* more eve chilly at Ty Uchiiv, where are two circular ones, and contiguous is a large upright stone.