day of a thousand shits

A day that is spent on the porcelain throne, frequently producing shits of various sizes and odors.

Bob missed the golf tournament because he was cursed with a day of a thousand shits.

Yin-z'er

Any individual that falls in the Gen Z age group and is also a western Pennsylvania native, mainly Pittsburgh.

Hey, how old is that new girl from Pittsburgh?
She's in her early 20s.
Oh, that makes her a Yin-z'er.