Restroom - public restrooms in the United States

Before coming to the United States, I had never seen the word restroom. But is the literal meaning easy to understand? Rest means rest, and room means room. Taken together, it must be the lounge.

So one day, I was asked by an old beauty in the lobby: Excuse me, where is the restroom?

I was confused, isn’t there a sofa here, and there is no one there? , you go sit down and ask me what I am doing (≧▽≦)/

So I replied very innocently: You may rest here...

Then, I saw When he looked confused and asked others, he laughed and cried. .

So what does restroom mean? In fact, in the United States, public toilets are called restrooms. God, what a joke I made.

Restroom refers to a public toilet, while bathroom usually refers to a toilet at home.

In addition, restroom is only used in the United States, not in Europe or even Canada. Toilet is used in Europe, and washroom is generally used in Canada.