™On a quote of $49.95 bid and $50.05 ask, market order helps explain part of what can happen between submitting an order and receiving a fill.
Orders & Market Structure
Market order
An order seeking prompt execution at the best available prices; the execution price is not guaranteed.
Plain-English context
Why it matters
Market-structure language affects how an instruction reaches the market and the price or execution a trader may actually receive.
Assuming Market order has one universal interpretation without checking the source, rules, timeframe or methodology.
Use current definitions. Product terms, tax treatment and market rules can change. Confirm important details with official disclosures, regulators and regulated providers.