shannon

noun

1. Claude El·wood [el-woo d] /ˈɛlˌwʊd/, 1916–2001, U.S. applied mathematician: early developer of information theory.
2. a river flowing SW from N Ireland to the Atlantic: the principal river of Ireland. 240 miles (386 km) long.
3. international airport in W Ireland, near Limerick.
4. a female given name.

noun

1. a river in the Republic of Ireland, rising in NW Co Cavan and flowing south to the Atlantic by an estuary 113 km (70 miles) long: the longest river in the Republic of Ireland. Length: 260 km (161 miles)

noun

1. Claude (Elwood). 1916–2000, US mathematician, who first developed information theory

river in Ireland, the name is something like “old man river,” from a Proto-Celtic word related to Irish sean “old” (see senile).