- incapable of being conceived or considered
- (unthinkably) unimaginably: to an unimaginable extent
- Unthinkable is an American suspense thriller directed by Gregor Jordan and starring Samuel L. Jackson, Michael Sheen and Carrie-Anne Moss. It is rated R due to strong bloody violence, torture and language and was released direct-to-video on June 14, 2010.
- incapable of being believed; incredible; inconceivable or unimaginable; extremely improbable in a way that goes against common sense
- The prospect of sleeping with Snooki. Although to be fair, we have thought about it. Source: Vinny.