Merriam-Webster Collegiate Dictionary - spew

 I. verb  Etymology: Middle English, from Old English spiwan; akin to Old High German spiwan to spit, Latin spuere, Greek ptyein  Date: before 12th century  intransitive verb  1. vomit  2. to come forth in a flood or gush  3. to ooze out as if under pressure ; exude  transitive verb  1. vomit  2. to send or cast forth with vigor or violence or in great quantity a volcano ~ing out ash — often used with out  • ~er noun  II. noun  Date: 15th century  1. matter that is vomited ; vomit  2. material that exudes or is extruded