лизать задницу(John's got his head so far up Mr. Turnball's ass that he's sure to get that promotion. I've never seen such a "yes man" in my life.4uzhoj)
тупорылый(rude slang. To be acting in a way that others deem stupid. Primarily heard in US.
• He has his head up his ass if he thinks we can get all of this work done in one night.thefreedictionary.comDominator_Salvator)
думать задницей(/patootie/ass/arse • If Walker didn't have his head up his patootie, the state could benefit from many jobs and at least $5.5 million in revenue.Tamerlane)