a unit of weight used in some parts of Asia; approximately equal to 133 pounds (the load a grown man can carry)
source: WordNet 3.0
A commercial weight varying in different countries and for different commodities. In Borneo it is 135⅝ lbs.; in China and Sumatra, 133½ lbs.; in Japan, 133⅓ lbs.; but sometimes 130 lbs., etc. Called also, by the Chinese, tan.
