A person so dense and stupid that he or she can only be referred to as "cement head".
I told you not to do that. Now you've fucked it up. Uhhhh!......you're a fuckin' cement head.
a condition felt upon arising (from being horizontal to vertical) in which your head feels like it is full of cement
caused by gastro-esphogial-reflux-disorder (GERD)-when the mist of refluxed stomach acids reach the sinus cavity thereby generating an excess of mucus to expel the foreign substance
Suzanne was tired of waking up every morning with cement head. She went to her doctor to learn why and he said that the condition is a result of GERD. He gave her a scrip for Nexium and the cement head went away.