Posted in Internet Slang, Organizations YNBA stands for You Never Bike Alone (documentary) YNBA stands for Yeast Nitrogen Base Agar (microbiology) YNBA Share Pinterest Tweet Whatsapp Post navigation YNBBYNB Leave a Reply Cancel replyYour email address will not be published.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.