"Not on life" is an idiomatic expression that is typically used colloquially to express disbelief, skepticism, or denial about something that is being suggested or claimed. The phrase can be understood as a way of emphatically rejecting an idea or suggestion. It is often used informally in conversations and is meant to convey a high level of incredulity or doubt.
For instance, if someone proposes an outlandish or highly unlikely scenario, a person might respond by saying, "Not on life! That will never happen." This phrase is often used to assertively dismiss thoughts, plans, or suggestions that are seen as completely implausible or unrealistic.
The term "not on life" can also convey a sense of conviction or strong disagreement. For example, if someone says something offensive or morally objectionable, a person might respond with, "Not on life! That is completely unacceptable." In this context, the phrase indicates a robust statement of disapproval or rejection.
Overall, "not on life" functions as an emphatic expression used to convey disbelief, skepticism, denial, disagreement, or disapproval. Its usage helps to assertively and quickly dismiss or reject ideas, suggestions, or claims that appear to be highly unlikely, absurd, offensive, or morally objectionable.
