- Any textile fabric (esp. linen or cotton toweling) woven in diaper pattern. See 2.
- [Fine Arts] Surface decoration of any sort which consists of the constant repetition of one or more simple figures or units of design evenly spaced.
- A towel or napkin for wiping the hands, etc."Let one attend him with a silver basin, . . . Another bear the ewer, the third a diaper." [Shak.]
- An infant's breechcloth.
Etymology: OF. diaspre diapre diaspe, sort of figured cloth, It. diaspro jasper, diaspo figured cloth, from L. jaspis a green-colored precious stone. See Jasper