up the ass adverb3 •(vulgar) Through receptive anal intercourse. •(vulgar) Suffering pain, loss of control, or overwhelm, which in the sufferer's mind is comparable to forced anal intercourse.They've got you manning the checkpoint by yourself with seventeen ships due in port today? You're going to be taking it up the ass out there. •(vulgar, figurative) Everywhere.We've got pinecones up the ass this season since it was so wet last spring.