Have you heard this one?

Originally Posted by Brother Strange

Using that line of definition, an Apostolic might be a plain faced hefty woman in a long bluejean skirt wearing a bun. "Now THERE is an Apostolic," one might say. But, that might would define only 50% of the outsider's mind. How do you suppose the outsider might define the other gender of Apostolics?

But, since the key word is "Pentecostal," very often to the outsider, depending on the region of the country, there is no difference.

Around these parts Appostolic is not used but Pentecostal.... I am not sure I had heard Apostolic until I started visiting the forums.