Definition
As an adjective, "crack" describes something of exceptional skill or quality, especially within a specific field. Think of a "crack" team of detectives 🕵️♀️ or a "crack" pilot. It implies expertise, efficiency, and effectiveness. It's not just about being good, but being highly competent and reliable. In contrast to amateur or mediocre performers, a "crack" individual or team stands out for their superior capabilities. As a noun, it refers to a flaw or a joke.