Real Dictionary

out of
phrase: If someone or something gets out of a situation, especially an unpleasant one, they are then no longer in it. If they keep out of it, they do not start being in it.
phrase: If something is made out of a particular material, it consists of that material because it has been formed or constructed from it.
phrase: If you are out of range of something, you are beyond the limits of that range.
phrase: If you are out of something, you no longer have any of it.
phrase: If you are out of the sun, the rain, or the wind, you are sheltered from it.
phrase: If you get pleasure or an advantage out of something, you get it as a result of being involved with that thing or making use of it.
phrase: If you get something such as information or work out of someone, you manage to make them give it to you, usually when they are unwilling to give it.
phrase: If you go out of a place, you leave it.
phrase: If you look or shout out of a window, you look or shout away from the room where you are towards the outside.
phrase: If you take something out of the container or place where it has been, you remove it so that it is no longer there.
phrase: You can use out of to say that someone leaves an institution.
phrase: You use out of to indicate what proportion of a group of things something is true of. For example, if something is true of one out of five things, it is true of one fifth of all things of that kind.
phrase: You use out of to say what feeling or reason causes someone to do something. For example, if you do something out of pity, you do it because you pity someone.

out of in American English
from inside of
not within

out of in British English
at or to a point outside
preposition: if you go out of a place, you leave it and if you take something out of the container or place where it has been, you remove it so that it is no longer there