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brain up

British  

verb

  1. to make more intellectually demanding or sophisticated

    we need to brain up the curriculum

"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

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As Western Spirit co-owner Ashley Korenblat tells me later, fully untethering “frees your brain up to think instead of lurching from crisis to crisis.”

From Washington Post Nov. 19, 2020

I applied them to my technique and they actually opened my brain up to Leonard Bernstein, Mancini, and all these guys.

From Slate Nov. 17, 2020

Hooking a brain up directly to electronics is not new.

From Washington Times Aug. 28, 2020

And that sort of freed my brain up.

From Salon Jun. 3, 2016

I agreed with "Rus" not feeling equal to stacking my brain up against his, and besides he has a way of making things sound darn logical.

From Interference and Other Football Stories by Sherman, Harold Morrow

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