2 definitions by FrayFanatic
When you put your retainer in after an extended period of time and, although it's a bit painful, feels so, so good.
After not wearing his retainer for 3 weeks, Ron noticed his teeth were beginning to ache and separate. That night, he put his retainer in and felt instant retainer relief.
by FrayFanatic June 1, 2015
by FrayFanatic April 4, 2011