adjective Nearest in place or position, having nothing similar intervening; adjoining.
The man in the next bunk kept me awake all night with his snoring.
adjective Most direct, or shortest or nearest in distance or time.
adjective Nearest in order, succession, or rank; immediately following (or sometimes preceding) in order.
Please turn to the next page.
adjective Nearest in relationship.
next friend
determiner Denotes the one immediately following the current or most recent one.
Next week would be a good time to meet.
determiner Closest in the future, or closest but one if the closest is very soon; of days, sometimes thought to specifically refer to the instance closest to seven days (one week) in the future.
The party is next Tuesday; that is, not tomorrow, but eight days from now.
adverb In a time, place, rank or sequence closest or following.
They live in the next closest house.
adverb So as to follow in time or sequence something previously mentioned.
First we removed all the handles; next, we stripped off the old paint.