Literal meaning- Don’t panic, a versatile adjective used to describe something as adequate or satisfactory; i.e no need to worry because everything is taken care of.
You: “ Yo bro, where we gonna eat at? Everywhere’s closed now.”
Me: Chill bro, pizza places open ‘till late, we can get that Doninoes dp.”
Having a chick play with ones penis until the boiling point. Then he ask for her to give him head. While she goes down he shoots his load in face and yells SURPRIZE!!!!