- noun a force that resists the relative motion or tendency to such motion of two bodies in contact
- The resistance to relative motion, sliding or rolling, between two surfaces in contact. May produce heat.
- For two bodies in contact, the resistance one offers to the movement of the other relative to it. Friction may occur between solids, liquids, or gases. Friction between solids may have any of several effects, including the production of heat, wear, or electricity. With fluids, the greater the viscosity, the greater the resistance to the movement of another body through it.
- noun small disagreements between people in the same office
- noun the rubbing together of two surfaces
- noun the disruptive effect of unforeseen factors upon the execution of a plan
- noun deliberate rubbing of a body part as a way of stimulating blood circulation, warming or relieving pain