Simple Definition of inoperative
: not capable of being used
: having no force or effect
Full Definition of inoperative
: not operative: as a : not functioning <an inoperative clock> b : having no effect or force <an inoperative law>
Examples of inoperative
The accident had rendered the vehicle inoperative.
With the new federal law in place, the state law has become inoperative.
First Known Use of inoperative
Seen and Heard
What made you want to look up inoperative? Please tell us where you read or heard it (including the quote, if possible).