Palm Meet Forehead
- to show the person(s) around you that you know they are doing either the blatantly obvious or that they are the dumber than a box of rocks. PMF
is often accompanied by the "doh" sound upon striking the palm on the forehead.
In an obvious situation; My friend stuck his hand in boiling water and said it was, "Hot." The proper response would to PMF
In a dumb situation; My friend got drunk and thought that he was falling off the face of the earth. Show your feelings by PMF