CTHU
CTHU definition by Slang.net
This page explains what the acronym "CTHU" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!
How well do you know your texting slang?
CTHU is an acronym that stands for "Cracking the heck up," which is another way to say that you are laughing a lot. It is typically used in text messages and online to reply to something funny.
The acronym is typically used by slang-savvy people who often utilize slang acronyms and abbreviations. Therefore, it shouldn't be used with most people because it will most likely confuse them.
Also, "heck" is a substitute for "h***," which may offend recipients. Some examples of when CTHU is used is in reaction to a funny video shared on Facebook or when someone texts you a hilarious story.