Question 1

What does "gen up" mean?

Accepted Answer

To learn all the relevant facts about a subject in preparation for dealing with it.

Question 2

How do you use "gen up" in a sentence?

Accepted Answer

You'd better gen up on the company's history before your interview tomorrow.

Question 3

Is "gen up" formal or informal?

Accepted Answer

"gen up" is informal — used mainly in casual conversation. Primarily British English. Originated in RAF slang during World War II ('gen' meaning information or intelligence). Often followed by 'on': 'gen up on the latest regulations'. Still used in British informal contexts but not common in American English.

gen up

Plus avec "up"