noun
1. : a very slight or superficial knowledge or understanding of something
had no more than a nodding acquaintance with economic theory
2. : a person with whom one is on terms of casual and distant civility
noun
1. : a very slight or superficial knowledge or understanding of something
had no more than a nodding acquaintance with economic theory
2. : a person with whom one is on terms of casual and distant civility
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012