a good minute - the fake amount of time you tell someone you need before you

the fake amount of time you tell someone you need before you go do something stupid, like steal a donut from a cop.

I needed a good minute before I went into the store, and I still got caught.

She said she needed a good minute to think, and then she just ran out and got a tattoo.

He said he needed a good minute to breathe before he went into the bathroom, and now he's stuck in there with a guy who smells like feet.