This means when a person seems to be like someone when they actually act the complete opposite for example if you had a friend that you thought were really nice and the turned out to be some what horrible they would be considered an Enr.
I still can’t believe I was friends with her she’s a complete enr.
An Opera Singer impersonated by Leslie Neilson's character Lt Frank Drebin in 'The NakedGun'. He sings the US national anthem, umpires a baseball game and saves the Queen of England.
The use of the word "blue" to refer to sexually explicit content was first recorded in Scotland in 1824. "Blue" meant "lewd" because prostitutes dressed in blue gowns.