First line of a script.
Composed of the Hash, aka pound or number sign ("#"), followed by the Bang, aka exclamation mark ("!"), followed by the path to the script interpreter.
Usually found in scripts running on unix-based systems
Having a random flashback of the events that took place while under the effect of some dank marijuana. Usually happens while sober, and the memory suddenly hits you out of the blue, even though you can't remember the rest of the night. Sometimes it's possible to piece together a whole night by putting together everyone's hashbacks.