noun. The date of birth for most food babies.
Real citation: "Anybody want a pair of tickets to @dannymichel at Jane Bond tomorrow? Don't think we'll be up to going, post gastro-pocalypse, unfortunately"
(Feb. 13, 2010, Annie Bee, Twitter, http://twitter.com/AnnieBeeKnits/statuses/9055588237)
Made-up citation: "I wouldn't be much help in a post-gastro-pocalypse world--unless I bazooka-barfed the pain away. Then, anything is possible."