head banging(как рокеры на сцене) The second he got on stage, he started head banging which can be quite deadly when there are 4 foot dreads involved. – речь идёт о рокерах, мотающих головами на сцене TaylorZodi)
shake one's head no/yes(Shaking one's head can mean "yes" or "no", as in "He shook his head yes" or "He shook his head no" Nodding one's head can only mean "yes"; отрицательно или положительно Matrena)