Home / Definitions / OOAK


Vangie Beal
Last Updated May 24, 2021 7:50 am
On eBay, eBay alternatives, and classified ad Web sites, OOAK is an abbreviation used to mean one of a kind. This abbreviation would be used by the seller to indicate that the item for sale is rare, unique, or a handcrafted original.

See also “Online Auction Abbreviations” in the Quick Reference section of Webopedia.