In the role of market maker, the broker provides indicative bid and ask price quotations at which he is willing to buy or sell some small quantity of a security.
Client terminology types of orders include
market order limit order
special instructions, such as conditional orders or non-standard settlement
On futures exchanges, special language is sometimes used
“pay (price or market) for (quantity)” “sell (quantity) at (price or market)” and the handle on the price is implicit
Measurement Concepts for Banking Trading and Investing