protein spill
n.— «Virginia Li Yuk Wing, 24, a college graduate in marketing who is working as a custodian at Disney-MGM Studios before moving to the Hong Kong park, learned the euphemism for the mess created by queasy visitors after an intense ride: protein spill.» —“Chinese workers learn Disney lingo” by Mike Schneider in Lake Buena Vista Bradenton Herald (Florida) Apr. 18, 2005. (source: Double-Tongued Dictionary)
Further reading
Lucy in Louisa, Virginia, recalls that if her mother was exasperated when the kids were misbehaving, she’d announce I’m going to put you both in a wet paper bag and see who falls out first! This is part of a complete episode.
Related
Rose in Lebanon, Virginia recalls a phrase passed down from her great-grandmother: The night before the first day of school, parents would come into the children’s bedroom and say in a singsong voice: School butter, school butter. This...