to describe when any person, group of people, thing or situation would make you rather take a cheese grater to your own face than deal with what is in front of you.
"I went on this date with a dude who kept talking about his mother, total Cheese Grater To This Face Time" - sally
"how was sex with steve?" - lucy "total cheese grater to the face time!" - Jane
Word used to describe the inside of a bachelor pad bathroom cabinet/sink that has been left uncleaned for a lengthy amount of time, causing the buildup of toothpaste/hair/shaving cream to be everywhere around and possibly on toothbrushes in this area. This combination, when left untouched for any long length of time can become the consistiency of cheesecake.
Carly: "Oh my god my boyfriend's sink was so cheesecake toothbrush this morning it made me puke"
Sarah: "You might have to rent him a pressure washer to clean it all out"