leapfrog(noun) advancing as if in the child's game, by leaping over obstacles or competitors. the company still believes the chip is a leapfrog in integration and will pay huge dividends. leapfrog(verb) a game in which one child bends down and another leaps over. leapfrog(verb) jump across.
request for information (RFI) Definition A formal request for preliminary information for the purpose of evaluating potential bids for design services, construction services, or both.
RSI Indicator - Relative Strength Index. Relative Strength Index (RSI) is a popular momentum oscillator developed by J. Welles Wilder Jr. and detailed in his book New Concepts in Technical Trading Systems. The Relative Strength Index compares upward movements in closing price to downward movements over a selected period.