| the last date that a product, as food, should be used before it is considered spoiled or ineffective, usually specified on the label or package. |
| expiration date n.
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Expiration Date
The day on which an options or futures contract is no longer valid and, therefore, ceases to exist.
Investopedia Commentary
The expiration date for all listed stock options in the U.S. is the third Friday of the expiration month (except when it falls on a holiday, in which case it is on Thursday).
Related Links
Options Basics Tutorial
Stock Option Expiration Cycles
Alternatives to Closing Below Intrinsic Value
See also: Futures, Max Pain, Nearby Month, Option, Option Cycle
Also spelled: Expiration Day
expiration date