En means in slang: Troy Farthing, a popular Twitter.com user and a significant portion of the north population use it almost every four words. The meaning of the phrase is not specific. (in Slang Dictionary, added by Roselyn Salinas)

What else does En mean?

En is an angry, steroid-eating, girl-pulling machine. Sometimes he’s kind and caring, but he doesn’t take that much from anybody. (in Slang Dictionary, added by Pío Soto)

A word. It’s a word, Freddie Mercury stated while playing Scrabble. (in Slang Dictionary, added by Catherine Bowen)

En is a German word that means “the being”. Any entity that has or had ever experienced consciousness is referred to as a being. The term En can be used to substitute for he/she, it, or their singular. En can also be used to replace her, him non-possessive or them singular. En can be used to replace a character’s name in describing them. It is useful for identifying any other person, or being that is not of the same gender. Animals are to be called he, she or him. En’s possessive form is “Es”. (in Slang Dictionary, added by Ean Levy)

She is “the most fascinating, intriguing, smart, quick-thinking intelligent, swift, thoughtful, prudent, beautiful and sensual person in all of the bloody universe.” People who know her are among the luckiest to have ever lived in the same place as her. This is not to be confused “Anne”. (in Slang Dictionary, added by Janelle Atkinson)

An area equal to the width of an em. (in Merlin Dictionary)