next week/year/Monday, etc › the week/year/Monday, etc that follows the present one: I'm planning to visit California next year. Are you doing anything next Wednesday? Next time, ask my permission before you borrow the car.
AFTER › The next time, event, person, or thing is the one nearest to now or the one that follows the present one: What time's the next train to London? We're going to be very busy for the next few months.
NEAR › The next place is the one nearest to the present one: She only lives in the next village. Turn left at the next roundabout.
the next best thing › the thing that is best, if you cannot have or do the thing you really want: Coaching football is the next best thing to playing.
the next thing I knew › used to talk about part of a story that happens in a sudden and surprising way: A car came speeding round the corner, and the next thing I knew I was lying on the ground.