The fear of Friday the thirteenth. The Frigga is for Friday, the triskai is for 3, the deka means 10, so triskaideca means 13, and phobia is the fear.
Guy 1: So what's up?
Guy 2: What date is it?
Guy 3: Friday the thirteenth.
Guy 4: Anyone here have friggatriskaidekaphobia?
Guy 2: No.
Guy 4: Not me.
Guy 1: Nope.
Guy 3: None of us.
by Matt11111 April 13, 2012
The original word for the fear of Friday 13.
The other word is paraskevidekatriaphobia.
bob: o shit, today is thursday 12!
jim: stfu, you just have friggatriskaidekaphobia.
by nunyuhbzwacks April 21, 2008