Instructions to execute a transaction in one security that depends on the execution price of another security. E.g.: Sell the XYZ May 60 call at 2, contingent upon XYZ stock being at or below $59 1/2.
In the context of general equities, order to buy one security, if the trader can sell another, usually given that certain price limits or conditions reach a certain level. Swap, switch order.
An order to execute a transaction in one security that depends on the price of another security. An example might be: 'Sell the XYZ May 60 call at 2, contingent upon XYZ stock being at or below $59 1/2.'