Short-term crossing of a certain conventional border by the price (level of support or resistance, trend line, etc.) with subsequent return and movement in the opposite direction.
Little movement of a price value in some period of time. On charts flat looks like horozontal line.
FOREX - its acronym from FOReign EXchange market. On this market traders deals trades with various financial instruments, like currencies, stocks, futures, commodities, etc.
A method for forecasting market movement based on analysis of economic data, political events and company reports.