Posted in Dictionary, Internet Slang, Organizations A2O stands for Apples to Oranges A2O stands for Adelaide to Outback (Australia) A2O stands for Access to Opportunities (young women’s support program; UK) A2O Share Pinterest Tweet Whatsapp Post navigation A1-RB/DOE Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.