The point where you are so thicc that no amount of c's can compare to your thiccness. You are infinitely thicc and perfect in all of the right places, and nobody is more thicc, not even god. Very few thiccc daddys reach this level of thiccness.
Her thiccness cannot be beat! She's so thicc, she's thiccccccccccccccccccccccccccccccccccccccccccccccc. Nothing is more thicc than her.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).