air (one's) belly(redirected from airing their bellies)
air (one's) belly
slang To vomit. When I had the flu, I spent most of the time airing my belly.
air one's belly
Fig. Sl. to empty one's stomach; to vomit. I had a bad case of food poisoning and was airing my belly for most of the night.
air one’s belly
tv. to empty one’s stomach; to vomit. That must have been some party. I heard you airing your belly for most of the night, after you got home.