Corking it completely

Corking it completely refers to completely messing something/yourself up. However, it could also refer to crashing (going to sleep) but only if you or the person in question is very tired. Other forms of the term include corked completely and totally corked. Also, this term should not be confused with corking it

CORKING IT COMPLETELY EXAMPLES:
1. I studied so much for the geography test but I still corked it completely...
2. My brains turning to mush and I can’t think straight... I think I might cork it completely.