More like “Money Bags” Mayweather. Floyd Mayweather ... “When I travel I don’t pack clothes,” he wrote beside a photo of him stuffing stacks of $100 bills into a name-brand bag.

"Money is music to my ears," he said. In 2010, Mayweather likely made a bank teller contact a supervisor for assistance, as seen in this Facebook photo. Post by Floyd Mayweather. Money also helps ...

Floyd Mayweather has responded to 50 Cent's reading ... making it clear he doesn't need 50's measly $750k, posting a pic of two paychecks that he received recently -- totaling over $72 million!

"In America, we don't mind spending money," the 46-year-old said. Floyd Mayweather blamed British ... as disappointing photos from the venue appeared to show very few people at the event.