a masculine name
Origin of Clyde; from Scottish surname Clyde, after the River Clyde
- river in S Scotland, flowing northwestward into the Firth of Clyde: 106 mi (171 km)
- estuary of the Clyde, flowing southward into the North Channel: 64 mi (103 km)
A river of southwest Scotland flowing about 171 km (106 mi) northwest to the Firth of Clyde, an estuary of the North Channel. The river is navigable to Glasgow for oceangoing vessels.