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1.
A soft paper like, or fabric sheet used to line the inside of a baby's diaper with. Diaper liners are mainly used with cloth diapers, but can be used with disposable diapers as well. Diaper liners help prevent excessive soiling of diapers, particularly cloth diapers, eliminating the need for thorough rinsing and soaking after changing, while at the same time helping to provide a protective barrier between babies tender skin and the wet or soiled diapers, reducing the incidence of diaper rash.
Before putting the clean cloth diaper on my son, I placed a diaper liner inside the cloth diaper.

All of the babies in the dayhome wore cloth diapers with diaper liners and rubber pants.

My friend uses diaper liners on her children.
by Lorraine Jorgenson. August 27, 2006