English edit

Etymology edit

So-called because it is intended to be worn overnight.

Noun edit

overnight diaper (plural overnight diapers)

  1. (Canada, US) Synonym of nighttime diaper.
    • 1969, Good Housekeeping, volume 168, International Magazine Company, page 128:
      Gauze diapers come in one size, 20 or 21 inches to 40 inches. Look for woven-in fold lines: also, extra-thick overnight diapers. Cost per dozen: $3 or $4.
    • 2000, Debra Salonen, His Daddy's Eyes, Harlequin Enterprises, →ISBN, page 222:
      After the bath, Sara had dressed Brady in his summer-weight jammies and an overnight diaper. She had been thinking about which book to read him, when Ren poked his head in the doorway.
    • 2021, Mark Lebwohl, Ian H. Coulson, Dedee Murrell, Treatment of Skin Disease E-Book: Comprehensive Therapeutic Strategies, Elsevier Health Sciences, →ISBN, page 210:
      Chinese caregivers had the highest rate of prophylactic topical product usage, the most robust cleaning of the diapered area, lack of cleansing after urine-only diaper changes, and Chinese infants spent the least time in an overnight diaper.