Informal, Vulgar To defecate while farting, typically unintentionally.
This same friend called me a few years ago to tell me that she had sharted—when you fart and a little fudge comes out—in a cab on her way home.2010, Gillian Telling, Dirty Girls:
“[…] My hubris is about to shart itself at the craft store to the tune of 'Yakety Yak' while I am buying glitter paint.”2013, Jen Lancaster, The Tao of Martha:
1 more example
To make matters much worse, the shadow looked like the spider was flying, and this sent him right off. Daniel sharted.2015, Michael Riddell, Same Dog, Different Shite: