Poor grammar; did not read. Primarily used on social media and internet message boards to let the original poster know that their post is borderline unreadable due to numerous grammatical and/or spelling errors.
Pg;dr is primarily used as a standalone response, and has no part of speech.
Feeling the need to yawn, but being unable to.
I'm sleepy and I really feel like I need to yawn, but I can't. I'm yawnstipated.