- Noun. The force or energy of a collision of two objects.
- Noun. (chiefly, medicine) A forced impinging.
- Noun. A significant or strong influence; an effect.
- Verb. (transitive) To compress; to compact; to press or pack together.
- Verb. (transitive, proscribed) To influence; to affect; to have an impact on.
- Verb. (transitive) To collide or strike.