brain up

British  

verb

1. to make more intellectually demanding or sophisticated

   we need to brain up the curriculum

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Example Sentences

“I trust my teammates so well and they are generational players so I really try not to clog their brain up with just me or try to focus on me,” said Ayton, who was six-for-eight from the field.

From Los Angeles Times

In 2008 a group of researchers found that some information about an upcoming decision is present in the brain up to 10 seconds in advance, long before people reported making the decision of when or how to act.

From Scientific American

In Doctor Who almost every week there was a new monster to scare you as a child and it just fired my creative brain up.

From BBC

They chalk mommy brain up to sleep deprivation when that’s really just the tip of the iceberg.

From Washington Post

"Research has shown that, actually, the disease can start in the brain up to 20 years before symptoms show," she says.

From BBC