The work Bluemoney is used in mostly hip/hop rap songs. The word refers to 100$ bills. If you look closely at a 100$ bill you will find a blue line that goes up and down the bill.
Money that was made by selling narcotics (specifically roxycodone/roxies/blues). Referenced in the song “Letter to Big Dump” by YoungBoy Never Broke Again
“I had to tell ‘em this money it ain’t purple it ain’t green n**** it’s all blues. Ha! Let’s see if they catch that, let’s see if it go over they head. This money all blue.” Letter to Big Dump - YoungBoy Never Broke Again blue money
When finance content creators rent out fancy cars and flexcash to seem richer than they really are in order to promote and sell their “get rich quick” courses.
The use of the word "blue" to refer to sexually explicit content was first recorded in Scotland in 1824. "Blue" meant "lewd" because prostitutes dressed in blue gowns.