(informal, usually, 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:
I sharted while giving a speech and I could overhear people giggling.
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:
es peer con sorpresa (unintentionally defecate while passing gas) · es cagapedorrearse (unintentionally defecate while passing gas) · es cagapeerse (unintentionally defecate while passing gas) · fi tulla lusikallinen housuun (unintentionally defecate while passing gas) · es pedorrear con sorpresa (unintentionally defecate while passing gas) · es pedorrearse con sorpresa (unintentionally defecate while passing gas) · es peerse con sorpresa (unintentionally defecate while passing gas) · es cagapedorrear (unintentionally defecate while passing gas) · hu szangik (unintentionally defecate while passing gas) · es cagapeer (unintentionally defecate while passing gas) · fi päästä märkä pieru (unintentionally defecate while passing gas)