Is my dream an out of body experience?

well i dream about my friend who just died about a year ago and i have had several dream where i see himn but one caught my attention where he drives my car and tells me thats is worth it where he is, i also dreamed about my friend who i had a dream with at the same time of that of my other frind and told me that it was worth it where he was that he could watch over his children, well there is more detail vut at the end they were summond by something or someone and they left through a portal that was hugh in size and was of a white bluish color, ive hade dreams like this before could they mean something or could i be trying to communicate with them in my sleep. thank you serious answers pleas