(n.) (1-a) (Physics) The influence that produces a change in a physical quantity "force equals mass times acceleration". Type of: Physical Phenomenon: A natural phenomenon involving the physical properties of matter and energy. (1-b) Physical energy or intensity. Syn: Forcefulness, Strength. Four Types: See: Brunt; Impulse, Momentum; Energy, Vigor, Vigour, Zip; Athleticism, Strenuosity. Type of: Intensity, Intensiveness: High level or degree; the property of being intense. (1-c) One possessing or exercising power or influence or authority. Syn: Power. (1-d) (of a law) Having legal validity. Syn: Effect. Type of: Validity, Validness: The quality of having legal force or effectiveness. (v.) Squeeze like a wedge into a tight space. Syn: Squeeze, Wedge. Types: Impact: Press or wedge together; pack together. Compact, Compress, Pack Together: Make more compact by or as if by pressing. Pack, Tamp, Tamp Down: Press down tightly. Type of: Displace, Move: Cause to move or shift into a new position or place, both in a concrete and in an abstract sense. (1-i) Take by force. Syn: Storm. Type of: Penetrate, Perforate: Pass into or through, often by overcoming resistance