Laughing so hard that you burp and fart at the same time. Although few cases have ever been reported, it is believed to be the number one cause of Scrotal Arthritis.
"He had a cracky-tack? What the fuck is 'Scrotal Arthritis'?!?!"
by thedirtymeatball January 10, 2012
by JibberJabber123 April 15, 2015
by Anonymous March 20, 2003
by Aphrodisiac March 22, 2016
by Sharon Denise February 27, 2018
I saw my math teacher again for the first time in 2 years. I remember hating her but she was a good tack.
by Jazz Maan November 22, 2017
"Then all of a sudden old spencer looked like he had something very good, something sharp as a tack, to say to me" (salinger 10)
by pbbt September 26, 2007