VOMITORIUM
Etymology
Noun
vomitorium (plural vomitoria or vomitoriums)
A passage located behind a tier of seats in an amphitheatre used as an exit for the crowds
(see Usage notes) An area in which vomiting takes place, in particular a chamber supposedly used by ancient Romans to vomit during a feast so they could continue eating.
Usage notes
• The sense of "a place to vomit" has come about as a misunderstanding of the original meaning of the word; although this newer sense is strictly incorrect, it is now common.
Synonyms
• (passage): vomitory
Source: Wiktionary