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doolally

British  
/ duːˈlælɪ /

adjective

  1. In full: doolally tapslang out of one's mind; crazy

"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

Etymology

Origin of doolally

C19: originally military slang, from Deolali, a town near Mumbai, the location of a military sanatorium + Hindustani tap fever

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.

The Sunday Times reported that British government ministers now privately view the U.S. leader as “gaga” and “doolally.”

From Washington Post

I know it's been a difficult week but have these players gone doolally?

From BBC

She also said that she benefits hugely from meditating twice a day, adding: "It is my lifeline. It's my way of re-centering and shedding the day. I'd go doolally without it."

From BBC

You will remember that Marco Boogers famously went a bit doolally shortly after joining the club and was reported to be living in a caravan in Holland.

From The Guardian

Every year, the league’s executives go doolally over the size, or lack thereof, of a quarterback’s hands.

From The Guardian