What is That's Porn?
1.
That's porn refers to something that is really good, but in an edgy way.
You can also use it in the opposite sense, i.e. "that's not porn".
Hey, look at that
tarzan wave -- that's porn.
Hey, I can't believe you just saved that guy from dying of a stangulated inguinal hernia -- that's porn.
Random Words:
1.
A rainbow in the underwear occurs when someone (presumably a man) has made the greatest possible variety of excretions in his underpants..