The phrase "tosses one's cookies" is an idiomatic expression that is typically used in informal contexts to refer to the act of vomiting or experiencing nausea. The term is primarily used in informal or colloquial speech, and is believed to have originated in the United States.
The word "toss" in this phrase refers to the idea of forcefully throwing or discarding something, while "cookies" can be seen as a euphemism for the contents of the stomach that may be expelled during the act of vomiting. The term provides a light-hearted and humorous way to discuss an otherwise unpleasant bodily function.
When someone "tosses their cookies," it implies that they are experiencing a sudden onset of nausea or vomiting. The phrase is often used to describe a person's physical reaction to disgust, extreme nervousness, illness, or any other circumstance that may cause them to vomit. It is important to note that the phrase is not considered to be particularly formal or polite, and is more commonly used in casual or comedic contexts.
In conclusion, "tosses one's cookies" is an informal expression used to describe the act of vomiting or experiencing nausea. The phrase is considered light-hearted and colloquial, and is used primarily in informal or comedic situations to add humor to an otherwise uncomfortable topic.