pretty clear from the name. someone who is a master of manipulating the penis with their mouth. can be male or female. a wiener gobble monster has a vast amount of practice engaging in oral sexual intercourse. they usually start at a young age and are always proud of their skills.
Damn you know Karen? She gave me a blow job last night and she is a wiener gobble monster. No one has ever ejaculated so quickly in the entire existence of the planet Earth. When she was done she had a massive smile on her semen covered face.