a combination of the words "vomit" (abbr:vom) and "minge" (or gash)
1 noun) a vominge: a minge which has been vommed in
2 noun) a vominge: someone who vommed in someone elses minge
3 verb) to vominge: to vom in someone's minge
oh my god, simon was so drunk last night, he vommed in isi's minge, VOMINGE!!