It is a large bowl of wood that is usually used to hold liquids, especially liquor. Cuba, candiota, barrel. In Colombia is used as a synonym for fat, pot, obese, plump, stubby.
TONEL:BARRIL OR LARGE BUCKET.TANK.VERY FAT PERSON.
Sust. MASC. 1 Large cuba. 2 Extent ancient for tonnage of vessels, equivalent to five sixths of ton. 3 Very fat person. The term derives from French former 'barrel', diminutive of 'tonne': great, from the late Latin "túnna" barrel, and of the Celtic 'tunna': skin, which comes from the meaning wineskin and later of cuba.