Often suggests a sense of frustration due to a lack of progress. In this meeting, we've gone round in circles and got nowhere!
Pro Tip 2/3
Critical Tone
May be used critically in pointing out inefficiency or lack of decision-making. The committee just goes round in circles; they never make a clear decision.
Pro Tip 3/3
Not Literal
It's a figurative expression, not referring to actual circular movement, but metaphorical repetition. Talking to him about his habits is pointless; we just go round in circles.