Used in an ironical sense to mean legitimate, and therefore, in reality, spurious and not at all legitimate. Assumes common knowledge of the inherent Simpsons reference.
Yes Professor Smith, these citations are perfectly cromulent. chuckle
Corpulent (Cor-pu-lent) simply means fat however it just makes you sound as if you have a bigger vocabulary and it will confuse and disorientate the person whilst you think up another insult.
Person 1: Wa gwan famalam?
Person 2: Suck out you corpulent wasteman.
Girlfriend: Do I look fat in this?
Manly man: Nah, just corpulent.