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nutso

British  
/ ˈnʌtsəʊ /

adjective

  1. informal insane

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

New England—proud, pampered, ring-hoarding New England, the most-decorated franchise in recent NFL history—is but a single victory away from yet another Super Bowl appearance and driving the rest of the league absolutely nutso.

From The Wall Street Journal

I know, I know: college football is always pretty nutso.

From The Wall Street Journal

“That is an absolutely crazy thing to say to a judge. Nutso,” tweeted conservative attorney George Conway.

From Salon

That Rinker made a pulsing, nutso comedy out of such dark matter makes me eager to see what he drops next.

From New York Times

None of which is to say that “The Appointment,” whose nutso musical numbers are choreographed by Melanie Cotton, is bummer theater.

From New York Times