1. A state of conflict between persons
   - clash 
2. The resistance encountered when one body is moved in contact with another
   - rubbing 
3. Effort expended in moving one object over another with pressure
   - detrition, rubbing

Derived forms: frictions

See also: frictional, frictionless

Type of: conflict, effort, elbow grease, exertion, resistance, sweat, travail

Encyclopedia: Friction Friction, Baby

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