Itt

[Sarah]

In this [forum] [thread].

[Britney]

Usually done in all caps, it is the first post on a fourm
It directly mean In This Thread

[Rihanna]

Intense Testicular Tension

[Mark Zuckerberg]

I think that...

[Justin Bieber]

In total truth

[Becky]

id tap that...if you dont know what that means im surprised.

[Little_Girl]

ITS TURBO TIME! and thats it

[Tina]

I (would) tap that. Used in terms of hot girls.

[Jessica]

Abbreviation for, I (would) [tap that]. Used by [horny] [teenagers] to communicate with their friends that they think a [girl] within in hearing distance is [hott].