Questions about example sentences with, and the definition and usage of "Outside"

A: It sounds like something has happened outside a building, and someone has told you there probably isn't anything you can do to help, you should just stay inside. If you say "I'll still go outside to see what I can" maybe you find you can help with what happened after all.

A: Is the cat within or outside of the box?

She is either within or outside her room.

A: I believe Adele is saying 'hello from the other side' not 'outside'.

A: Need more context. Can you show more of what was said earlier?

A: In and out can be used in broad contexts. Inside and outside usually refer to space and/or objects.
Examples:
I put cinnamon in my stewed apples for a nice punch.
I stuffed ricotta cheese and herbs inside the chicken breast.
I would like to take you out to dinner.
Let's go outside for some fresh air.

A: You are exactly right. They mean the same thing, but 'from without' is a bit archaic. I think that's the sort of thing that would be written in a Sherlock Holmes story or another old book :)

A: I'm not sure if from without is used anymore, or makes sense.

A: outside of: "Lisa was outside of the house"

out of: "the store was out of coffee. "

A: Check the question to view the answer

A: × I am very happy when I stay outsides.
✓ I am very happy when I stay outside.

A: "I'm already outside."

A: They have the same meaning.

In the first sentence, just say "outside" not "outsides."

A: I'm outside.