all-or-none order

All-or-None Order

The order to a broker to buy or sell a security in which the entire order must be filled or it is void. See also: FOK.
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all-or-none order

A limit order in which the broker is directed to attempt to fill the entire amount of the order or, failing that, to fill none of it. See also fill-or-kill order.
Wall Street Words: An A to Z Guide to Investment Terms for Today's Investor by David L. Scott. Copyright © 2003 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. All rights reserved.