Momentum

Noun

1. Of a body in motion: the tendency of a body to maintain its inertial motion; the product of its mass and velocity, or the vector sum of the products of its masses and velocities.
2. Strength or force gained by motion or movement.
3. The impetus, either of a body in motion, or of an idea or course of events; a moment.
4. The surmise of an accelerated price trend in the analysis (technical or fundamental) of an asset.