By living in a anonymous lifestyles with a mental illness that leaves to health problems. But still maintaining the lifestyle and having threesomes with other people going to strip clubs and partying all night. But staying anonymous and being married while doing so the Freddy boy is a frat boy who is at a whorehouse for a week and learns nothing but being anonymously secretive, lying, and getting your boys to cover it up. As a child Freddy boy mistreated animals was into bestiality and also kept it in the family he no longer knew who he was or what he was supposed to do but he knew he wanted to be an animal of Freddy boy. As the term is used majority of this term can be used in a sentence to call someone out on their s*** or purposely used for a person named Eddie.
(noun)Freddie Boy- a con or a fat boy in secret life with a secret identity that no one can ever expect.
Hey what's up Eddie boy, dude did you see what happened last night we just kept buying beer. Did you pull a Freddy Eddie or Fredy boy? Lmao!