From Dictionary.com
a·men
   [ey-men, ah-men]
interjection
1.
it is so; so be it (used after a prayer, creed, or other formal statement to express solemn ratification or agreement).
adverb
2.
verily; truly.

Nothing necessarily ironic about it. I was simply agreeing with your wish:
When will we evolve beyond that? The sooner the better.
Just because the churches have appropriated the word for their own use doesn't mean that it is ONLY a religious word!

Still, it's nice to know that my efforts are appreciated.