gen up

verb

Etymology: From gen, meaning information.

To study in detail; to familiarize oneself with all available information.
“I find the doctors are very surprised when they realise I'm genned up about my condition.”
“So the heroic infant was able to gen up on all she needed to know about the making of bathtub gin by consulting a selection of large and impressive volumes in the reference section.”
To inform or teach with all relevant details; to brief.
“It was also new to be listening to talk of bribery and corruption in high places, and Michael Murray saw it as his duty to gen me up on this.”
“I offered him a deal where he was to gen me up on aerobatics in return for the kudos Of being one Of the first two squadron pilots to aerobat an Anson.”