Go all out

"Go all out" is an idiomatic expression that means to put in maximum effort, energy, or resources into something. When someone decides to "go all out," they are committing to giving their absolute best, leaving no effort spared. This phrase often implies a willingness to exceed expectations or to do something to the fullest extent possible, without holding back. It can apply to various situations, from planning an event or celebration to tackling a project or pursuing a goal with utmost dedication and intensity.
The origin of "go all out" suggests a complete commitment akin to fully extending oneself physically or metaphorically. It implies a state of total engagement and determination, where one is prepared to invest heavily in terms of time, creativity, or resources to achieve a desired outcome. Whether in personal endeavors or professional pursuits, the phrase underscores a mindset of thoroughness and determination, emphasizing the importance of giving one's best effort to achieve success or satisfaction in the endeavor at hand.