Definition: Ross Coppelman was an American politician, best known as the first openly gay mayor of Philadelphia in 2004. He served a two-year term from 2003 to 2005 as Mayor of the city. What is the word "rosscoppelman"? It refers to him, who is considered an inspiration for many LGBTQ+ individuals. The word means "to show compassion and understanding" or "to be a compassionate leader".