A term used to describe a person who willingly engages in sexual conduct with other persons whose sexual orifices are so stretched from prior use that they are said to echo.
1. If you visit a prostitute you are probably Echo Friendly.
2. The Millionaire Matchmaker, Patti Stanger, was tasked with finding "Echo Friendly" dates for her club millionaires in Season 3 Episode 8.
3. John Holmes, porn star, was Echo Friendly.
A person who is friendly with the SEGA video game character Ecco the Dolphin.
1. He beat every Ecco the dolphin game, he is Ecco Friendly.
2. If you rescue Ecco from the tuna net, you are Ecco Friendly.
3. Ecco Friendly people are protesting dolphin meat in public lunch programs.