1. : a man familiar with the ways of the world and typically free from sentimentality, excessive delicacy of feelings, or illusions : a practical or worldly man of much experience
his greatest vanity was that he was a man of the world — F.A.Swinnerton
2. : a man of the world of fashion or high life
began his career as a man of the world at the … court — R.A.Hall b.1911