What is the meaning of vomit up?

verb

12
 
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APAWordNet. (2010). vomit up. Retrieved April 23, 2019, from http://smartdefine.org/vomit_up/definitions/1319807
ChicagoWordNet. 2010. "vomit up" http://smartdefine.org/vomit_up/definitions/1319807 (accessed April 23, 2019).
HarvardWordNet 2010, vomit up, Smart Define, viewed 23 April, 2019, <http://smartdefine.org/vomit_up/definitions/1319807>.
MLAWordNet. "vomit up" 23 October 2010. Web. 23 April 2019. <http://smartdefine.org/vomit_up/definitions/1319807>