When you force a fart out so hard that it causes a sharp pain in your asshole, as if the fart were made of thumb-tacks.
I tried to push out a fart really quickly to impress my friends. It turned out to be a needle fart, and I thought my ass was bleeding.
by FartDoctor December 16, 2010
by Tahiti Slim March 28, 2015
An old person between the age of 50 and 75 who doesn't realize what impact their grumpy mood has on the people around them.
For example the scene from A Million Ways to Die in The West, featuring the main characters father sitting in a rocking chair. The father is a Needle Shits Old Fart!
by Dill weed October 3, 2023