Posted in Organizations, Schools & Education YAHS stands for Yankton Area Humane Society (South Dakota) YAHS stands for Yanco Agricultural High School (Yanco, NSW, Australia) YAHS stands for Yet Another Hectic Semester YAHS Share Pinterest Tweet Whatsapp Post navigation YAHTYAHPAC Leave a Reply Cancel replyYour email address will not be published.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.