sometimes offensive : a word used to describe a person with a mental disability that prevents them from being capable of deciphering and/or using acronyms
PersonA says: Hey PersonB, do you play any MMORPG's?
PersonB says: Uhm, I'm sorry, I am acronymdicapped, I don't know what MMORPG means...
Example 2 -
Mom says: Who are you texting 50 times a day?!?
Daughter says: idk, my bff Jill.
Mom thinks to herself... "I am sooo acronymdicapped, what did she just say to me?!?"