What non-vegans call a soyboy. The vegan community and nutritional literature asserts that soy doesn't raise estrogen in the body (unless ingested in huge amounts), but milk has been proven to do so and decrease testosterone in males. It is thus the scientifically correct and derogatory slang to call to a feminine man.
Just look at that soyboy jeez.
He actually drinks a lot of milk and doesn't eat soy burgers at all. He's a milkboy