You posted the idiom wrong about 10X in this thread. You market making is any trading where you buy inside the spread. I don’t think you trade, friendo.
A variant of "all hat and no cattle." Primarily heard in US. The freedictionary. The phrase “all hat and no cowboy” is a commonly used idiom in American English that describes someone who talks big but doesn’t follow through with action. Idioms. The phrase "all hat and no cowboy" is an English idiom that means someone who looks the part but lacks substance or authenticity. Copilot.