to make (a person, animal, place etc) free of
do away with; free
Cases of word usage
1) to get rid of something (dispose)
2) to remove (something); get rid of (something) because unnecessary or unwanted (eliminate)
3) to get rid of (needs, dangers, difficulties etc) (obviate)
4) to make (something) more efficient (by getting rid of slow or wasteful methods etc) (streamline)
5) to remove a load, cargo from (a lorry, ship etc); to get rid of (a person, thing, not wanted) (unload)