When you do something on a huge scale for no particular reason other than to be a jack off and have a good time.
Jack: Guys! Look at that giant hot lead douche! It worked, dude! Let's launch it at the neighbor's house now.

Joe: You know, we're only in this for shits 'n giggles, right?
by Zorthera September 19, 2008
Get a shits 'n giggles mug for your buddy Manafort.
Doing something for the buzz and excitement of it... or for the fun of it.
M: that ones a slut.. pure slut!
H: ah lad id do her for the shits n giggles!
by Fitz@urMa! October 14, 2010
Get a Shits N Giggles mug for your Facebook friend Jovana.
To laugh in such a manner that you soil yourself.
So, Niko kept making shits n' giggles and Brandon ran to the restroom.
by Niko Zorich December 27, 2009
Get a Shits n' Giggles mug for your cat Bob.