Island Reversal An occurrence in technical analysis where a stock price will gap up/down, trade higher than this price, and then gap down/up below the initial price. Investopedia Says: When a stock indicates an uptrend, trades above the gap which occurs, then gaps back down and trades below the initial price, an island reversal has occurred. Related Terms: Breakaway Gap Common Gap Exhaustian Gap Gap Reversal Runaway Gap Technical Analysis |