OSFA

Writing & Everyday abbreviation · Classified Ad

OSFA
Stands forOne size fits all
CategoriesWriting & Everyday

OSFA stands for One size fits all, a classified ad abbreviation.

Indicates that a garment or accessory comes in a single size designed to fit most wearers, common on hats, socks, scarves and gloves.

Example: Knit beanie, OSFA, 100% merino wool, handmade in Maine.

Usage notes

Variants include OS (one size) and OSFM (one size fits most), the more honest label, since no single size fits every body. Stretch fabrics and adjustable straps make one-size items practical. Shoppers outside the average range should check the measurements.

More classified ad abbreviations

  • NWOT – New without tags
  • NWT – New with tags
  • OAC – On approved credit
  • OBO – Or best offer
  • ONO – Or nearest offer
  • OOAK – One of a kind
  • pkg – Parking
  • PL – Power locks
  • PPU – Porch pickup
  • pref. – Preferred
  • PS – Power steering
  • PT – Part-time

See all 70 classified ad abbreviations →