Meaning of break-in period

break'-in pe"riod

Pronunciation: (brāk'in"), [key]
  1. a period during which certain restrictions or moderation in operating should be followed, as the avoidance of high speed, rapid acceleration, or severe braking for a new automobile. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.