insane
(not in technical use as a medical diagnosis) not sane; not of sound mind; mentally deranged.
of, relating to, or characteristic of a person who is mentally deranged: a wild and insane look on her face.
Law. considered to be or to have been affected with insanity, and therefore lacking legal responsibility or legal capacity: The judge deemed him criminally insane on the basis of his delusions and hallucinations.
temporarily unable to think clearly: I think I'm going insane from all the noise outside.
utterly senseless: an insane plan.
Slang. excessive or extravagant; extreme: This much snow in April is just insane!
Slang. astonishingly great; wonderful: Without his insane performance, the film would've been a total flop.
Origin of insane
1synonym study For insane
Other words for insane
Other words from insane
- in·sane·ly, adverb
- in·sane·ness, noun
- pseu·do·in·sane, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use insane in a sentence
Here is our conversation—on why Blackstone decided to invest in warehouses early on and why WeWork wasn’t entirely insane—lightly edited for clarity.
Blackstone’s Co-Head of Real Estate describes the post-pandemic office | Lucinda Shen | November 6, 2020 | FortuneHere is an excerpt of our conversation—including why WeWork wasn’t entirely insane—lightly edited for clarity.
How cities could change after the pandemic, according to Blackstone | Lucinda Shen | November 6, 2020 | FortuneI smell nothing but cigarette smoke for the last 3 days and it’s driving me insane.
When coffee smells like gasoline: Covid isn’t just stealing senses — it may be warping them | Allyson Chiu | November 5, 2020 | Washington PostViruses are contortionists, with an insane ability to flexibly adapt to their hosts—like us.
Can We Wipe Out All Coronaviruses for Good? Here’s What a Group of 200 Scientists Think | Shelly Fan | October 27, 2020 | Singularity HubHe was regaling us with insane tales from his time in the Bay Area that included running from riot cops, hanging out with Hells Angels and checking himself into mental institutions for fun, just for the drugs.
This meant helping to change those insanely large tires and working to repair the vehicles.
The Moms of Monster Jam Drive Trucks, Buck Macho Culture | Eliza Krigman | November 22, 2014 | THE DAILY BEASTOf how incredibly petty the offense can be and how insanely disproportionate the retaliation can be.
Of Gamers, Gates, and Disco Demolition: The Roots of Reactionary Rage | Arthur Chu | October 16, 2014 | THE DAILY BEASTThe stewed cabbage is insanely tender, vegetable-sweet, and more luxurious than cabbage has a right to be.
First, we tend to have an insanely un-nuanced public debate about abortion even though it is an incredibly nuanced issue.
Wiig is an absolute riot, turning in an insanely-exaggerated, soap opera-on-meth performance.
‘The Spoils of Babylon’: IFC’s Cheeky Miniseries Starring Will Ferrell, Kristen Wiig, and More | Marlow Stern | January 9, 2014 | THE DAILY BEASTHe was in love, and, being very young, wanted to do something insanely heroic.
Uncanny Tales | VariousPellegrino Piola's master, insanely jealous of this work of his pupil, rose up in wrath and killed him.
Italian Days and Ways | Anne Hollingsworth WhartonThe Brachyderes has a massive proboscis, cut off short; the Balaninus seems to be smoking an insanely long cigarette-holder.
More Hunting Wasps | J. Henri FabreI know myself too well, I am jealous of everything of the past—oh, insanely jealous.
Murder in Any Degree | Owen JohnsonHe sounded so concerned, so—the word struck Bart with hysterical humor—so fatherly, that Bart wanted insanely to laugh and to cry.
The Colors of Space | Marion Zimmer Bradley
British Dictionary definitions for insane
/ (ɪnˈseɪn) /
mentally deranged; crazy; of unsound mind
(as collective noun; preceded by the): the insane
characteristic of a person of unsound mind: an insane stare
irresponsible; very foolish; stupid
Derived forms of insane
- insanely, adverb
- insaneness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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