"Knocks the bottom out of" is an idiomatic phrase used to describe an action or event that undermines, weakens, or shatters the foundation, basis, or core of something, rendering it weak, unstable, or inoperable. This figurative expression conveys the idea of removing the support or essential elements upon which a system, belief, theory, or concept relies, resulting in its failure, collapse, or substantial decline.
When something "knocks the bottom out of" a situation, theory, argument, or plan, it causes a significant loss of credibility, effectiveness, or stability. The impact of this action is often severe, irreparable, or unexpected, leading to significant consequences or a complete breakdown. It may cause a sudden change in the outcome of a situation, expose flaws or weaknesses, or render a belief or assumption invalid.
For example, a new scientific discovery that disproves a long-standing theory or hypothesis "knocks the bottom out of" the previously accepted scientific understanding. Similarly, an unforeseen event or revelation that debunks a widely held belief or dominant narrative "knocks the bottom out of" the established paradigm.
In summary, the phrase "knocks the bottom out of" illustrates the disruptive, devastating, or transformative effect of an action or event that erodes or destroys the core elements or foundation of something, resulting in its collapse, failure, or substantial decline.
