When the male genitalia becomes erect then flacid, repeatively in rapid succession. Thus making the cock fly around like it is in a windstorm.
I just talked to the doctor about that problem I have, he said it was a horrible case of the dick tweaks. Thank god it wasn't full blown ED.
When you are, Tweaking to the point of no return. This could be off a substance or just tweaking out about something thats happening around you or in your life.
"Bro, im tweaking dick rn"