1.Lit. to spin or move around someone or something. Do you think that the whole world revolves around you? The moon revolves about the earth.
2.Fig. [for people or things] to center upon someone or something or to be primarily concerned with someone or something. The way all of this is going to turn out revolves around Bob. The success of the picnic revolves around the weather.
1. To orbit around something: The planets revolve around the sun.
2. To be primarily concerned with something: This discussion will revolve around the causes of the problem. Not everything revolves around you, so stop thinking of yourself all the time!