Definitions by TumblrFag

4chan invasion 

When 4chan "invaded" Tumblr.
And when I say invade, I really mean ass rape.
Because 4chan/Tumblr = OTP
It was really all just sexual tension.
NBD

rape devon's sweet ass invasion

11/14/10 was the 4chan invasion of Tumblr, but they ended up just having angry hate sex.

4chan invasion by TumblrFag November 16, 2010