tweaking
Frantic and compuslive behaviour often associated with methamphetamine abuse (crank). People who regularly abuse crank may find themselves unable to stop a particular random activity like searching drawers, having sex, or putting things apart. This is called tweaking.
Example:
"Oh man last night was awesome, I was tweaking and fucked my girlfriend for 6 hours straight..."
"Oh man last night was awesome, I was tweaking and fucked my girlfriend for 6 hours straight..."