barf bag
A bag readily available for one to vomit into. "Barf" is a slang term for vomit. When I was pregnant and dealing with morning sickness, I had to carry a barf bag around with me everywhere, just in case. Do airlines still supply travelers with barf bags?
barf bag
n. a bag available on an airplane for persons who are nauseated. I hope I never even have to see anyone use a barf bag.