power hour
n.— «Going forward, we have a considerable barrier at the 1.8665 level, and a prime market environment for stop hunting activity. The most common time for stop hunting arrives at what traders commonly refer to as the “Power Hour”, the opening moments between Frankfurt and London where major FX dealing desks move a large number of hedgers orders through the market.» —“FX Universal—Forex Market Briefing” ForexTV Oct. 18, 2006. (source: Double-Tongued Dictionary)
Further reading
A mangle is an old device for squeezing water from laundry. In 19th-century England, this word figured in the discourteous catchphrase Has your mother sold her mangle? The question implies that the person addressed has to make ends meet by selling...
Among London cabbies, a musher is somebody who owns their own cab, a starving musher is someone still paying for their cab, and musher’s lotion is rain. The book Schott’s Significa: A Miscellany of Secret Languages (Bookshop|Amazon)...