Acronyms dictionary OOP What does OOP mean? OOP has several meanings. On web sites like eBay, OOP can pertain to records and books to mean out of print, implying rarity. In the world of sneakers, OOP is taken from the basketball term alley-oop, and it means one is being set up to get some ace sneakers at a decent price. In the world of computer programming, OOP refers to Object Oriented Programming. In English slang, it’s an utterance meaning an mistake has been made, but usually an s is added, as in oops! Examples of OOP This is everything this pony has to say about #OOP in #JavaScript @PrincessOfJS, April, 2018 when the prerecorded announcement says enjoy Mamma Mia instead of Dreamgirls #OOP @steffyj17, May, 2018 Ceremony/A Place To Bury Strangers "split" 7" OOP NM White Lung AFI Converge eBay Listing, May, 2018 SEE MORE EXAMPLES Just Added Older Americans Month, Mental Health Awareness Month, Jewish American Heritage Month, Asian American and Pacific Islander Heritage Month, 🫡 Saluting Face emoji Note This is not meant to be a formal definition of OOP like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of OOP that will help our users expand their word mastery.