Dictionary.net

• the practice of casually mentioning important people in order to impress your listener; "the hard thing about name-dropping is to avoid being too obvious about it"

2006 - WordNet 3.0
By Princeton University

• the practice of casually mentioning important people in order to impress your listener; "the hard thing about name-dropping is to avoid being too obvious about it"

2011 - English Dictionary Database
By DataStellar Co., Ltd