1. an order to a broker to sell (buy) when the price of a security falls (rises) to a designated level; [syn: stop order, stop-loss order]
WordNet (r) 3.0 (2006):
stop-loss order
n 1: an order to a broker to sell (buy) when the price of a
security falls (rises) to a designated level [syn: stop
order, stop-loss order]