have one's head up one's ass

== English == === Verb === have one's head up one's ass (third-person singular simple present has one's head up one's ass, present participle having one's head up one's ass, simple past and past participle had one's head up one's ass) (slang, derogatory, Canada, US, vulgar) To be oblivious to the real state of things, from either stupidity or stubbornness. ==== Related terms ==== get one's head out of one's ass ==== Translations ==== === See also === asshat think the sun shines out of someone's arse up one's own ass