A day in which it seems your fitting in loads of things to do or you just overplanned, as if the world was ending tomorrow. A day so busy its stressful to think about.
Indio - 'Hey, do you have any plans tomorrow dude?'
Consuela - ' OMG i have such a bunkered day its not even funny'
Indio - 'Your days always seem to be bunkered'