c.1340, from stem of O.Fr. restraindre, from L. restringere "draw back tightly, confine, check" (see restriction). Restraint "action of restraining" is recorded from c.1400, from O.Fr. restrainte, prop. fem. pp. of restraindre. Meaning "means of restraint" is recorded from 1421.
Main Entry: re·strain Pronunciation: ri-'strAn Function: transitive verb 1 a: to prevent from doing something —see also restraining order at ORDER 3bb: to limit, restrict, or keep under control 2: to moderate or limit the force, effect, development, or full exercise of 3: to deprive of liberty and esp. of physical movement