noun
pl. vom·i·to·ri·a,- a. One of the tunnellike passages of a theater, stadium, or amphitheater connecting the banks of seats with an outside wall or passageway.b. A tunnellike passage extending to a theater stage, especially a thrust stage or the stage of an arena theater, allowing actors to enter and exit. Also called In both subsenses also called vomitory .
- A place for vomiting, sometimes mistakenly said to be an invention of the ancient Romans for use during banquets.
Origin of vomitorium
Latin vomitōrium entrance to an amphitheater from neuter singular of Latin vomitōrius of spewing forth, emetic, vomitory (a vomitorium being so called because the spectators spewed forth from its opening) ; see vomitory.