Q:

What is the meaning of with?

meaning of "with" in this sentence?
"2 bathrooms with one in each bedroom"
"with" has many meanings.. I do not know which it is

A:

There are two bathrooms with one in each bedroom.

simply means

There are two bedrooms. Each bedroom has a (separate) bathroom.

With something means including or having something.

A bedroom with a bathroom

Here’s a nice contemporary bedroom with an attached glass bathroom:

Here’s a hotel-like bedroom with a freestanding bathtub:

