https://www.reuters.com/article/us-retail-trading-slang-factbox/factbox-stonks-in-washington-deciphering-reddits-wallstreetbets-lingo-idUSKBN2AI0JF >Reddit trading lingo may filter in to Washington on Thursday when top hedge fund managers, the head of Robinhood and Roaring Kitty himself are set to give testimony before U.S. House of Representatives lawmakers.