'Sou' definitions:
Definition of 'sou'
From: WordNet
noun
A former French coin of low denomination; often used of any small amount of money; "he hasn't a sou to his name"
Definition of 'Sou'
From: GCIDE
- Sou \Sou\, n.; pl. Sousor. [F. sou, OF. sol, from L. solidus a gold coin, in LL., a coin of less value. See Sold, n., Solid, and and cf. Sol, Soldo.] An old French copper coin, equivalent in value to, and now displaced by, the five-centime piece (1/20 of a franc), which is popularly called a sou. [1913 Webster]