Meaning of the Idiom
LOSE YOUR COOKIES
throw up (informal)
puke, barf, or upchuck (slang)
1. The garbage smelled so terrible I almost lost my cookies.
2. She was watching a really gruesome movie, and suddenly she just lost her cookies!
After a long, bumpy airplane flight, the passengers were glad to finally land.
They got off the airplane and the flight attendants checked for items left behind.
In a seat pocket, one attendant found a bag of home-made cookies with a note saying, “Much love, Mom.” Quickly, she gave the bag to the gate agent, hoping it would be reunited with its owner.
A few minutes later, an announcement came over the public-address system in the airport: “Would the passenger who lost his cookies on Flight 302, please return to the gate?”