Read the dictionary definition of next. All definitions for this word.
1. immediately following in time or order
1. the following day
2. next in line
3. the next president
4. the next item on the list
2. (of a day of the week) nearest (or nearest but one) after the present moment
1. not this Saturday, next Saturday
2. on Tuesday next
3. nearest in space or position; immediately adjoining without intervening space
1. had adjacent rooms
2. in the next room
3. the person sitting next to me
4. our rooms were side by side
4. (of elected officers) elected but not yet serving
1. our next president
5. at the time or occasion immediately following
1. next the doctor examined his back