A modern male who just can't seem to get his lazy ass off his mother's couch, quit playing with his playstation or his pecker, and go face reality and get a job then move out and find his own place. If his age reaches 40 before he gets that job then he becomes a "Menfant Savante".
Likeness and similarity to the female reference of "camel toe". When the clothing that is worn too tightly in the genitalia area creating a silhoutte outlining the distinction between the testicles.