ITT
n. uncountable C2 Proficiency itt
n. Stands for in this thread. You use it on internet forums to describe what people are talking about in that specific conversation.
n. Abbreviation for in this thread, used primarily in online discussion forums to summarise the current topic or to mock the typical behaviour of participants within that specific post.
ITT: people complaining about the new update.
The original poster added 'ITT: we discuss our favorite travel memories' to keep the conversation focused.
Usage
Used almost exclusively in digital contexts; functions as a sentence-initial marker or a standalone label.