poop pill
n.— «Core temperature is measured by ingesting a pill the size of a multi-vitamin that contains a sensor and a radio transmitter. It sends body temperatures to a receiver every 15 seconds. The pill is digestable, so it’s affectionately known as the “poop pill.”» —“Olympians getting steamy” in Victoria, British Columbia Globe and Mail (Toronto, Canada) July 21, 2008. (source: Double-Tongued Dictionary)
Further reading
The Very Hungry Caterpillar (Bookshop|Amazon) had an earlier title: A Week with Willie the Worm. This is part of a complete episode. Transcript of “The Very Hungry Caterpillar’s First Title” Here’s another book title that didn’t make it, A Week with...
Mary from Greensboro, North Carolina, asks about an expression her Canadian mother used when Mary’s room looked particularly messy: A cow couldn’t find her calf in here! The more common A cow couldn’t find its calf in this room! was popularized by...