DAM

Definitions

1. 1. To obstruct or restrain the flow of, by a dam; to confine by constructing a dam, as a stream of water; -- generally used with in or up. I'll have the current in this place dammed up. Shak. A weight of earth that dams in the water. Mortimer.
2. 2. To shut up; to stop up; to close; to restrain. The strait pass was dammed With dead men hurt behind, and cowards. Shak. To dam out, to keep out by means of a dam.