intransitive verb
Definition: To have a sudden feeling of choking or to feel as if something is stuck in the throat, often due to disgust or a reflex action.
Example: When she smelled the spoiled food, she began to gag.
noun
Definition: A word or action that is meant to be funny or to stop someone from speaking, often used in jokes or as a device in medical situations.
Example: The comedian's gag had the audience laughing all night.
transitive verb
Definition: To prevent someone from speaking or to block something, often by putting something in their mouth or using a device.
Example: The comedian made a joke that was so funny it made me gag with laughter.