flow

1. flow (noun) — sense 1

Definition: Movement in people or things characterized with a continuous motion, involving either a non solid mass or a multitude.

2. flow (noun) — sense 2

Definition: The movement of a real or figurative fluid.

Example: Mr. Cooke at once began a tirade against the residents of Asquith for permitting a sandy and generally disgraceful condition of the roads. So roundly did he vituperate the inn management in particular, and with such a loud flow of words, that I trembled lest he should be heard on the veranda.

3. flow (noun) — sense 3

Definition: A formalization of the idea of the motion of particles in a fluid, as a group action of the real numbers on a set.

Example: The notion of flow is basic to the study of ordinary differential equations.