[Streams] that swim full of small fishes.
Chaucer.
Swim, v. t. 1. To pass or move over or on by swimming; as, to swim a
stream.
Sometimes he thought to swim the stormy main.
Dryden.
2. To cause or compel to swim; to make to float; as, to swim a horse
across a river.
3. To immerse in water that the lighter parts may float; as, to swim
wheat in order to select seed.
Swim, n. 1. The act of swimming; a gliding motion, like that of one
swimming. B. Jonson.