The terms and adlibs “Flex” “Flexing” and “Flexed” and ” was popularized in Atlanta, Georgia, circa 2014 when Rae Sremmurd released “No Flex Zone.”
Ice Cube was the first rapper to use “Flexing” when he mentioned it in his 1992 song It Was a Good Day. “Saw the police and they rolled right past me / No flexin’, didn’t even look in a nigga’s direction.”
The expression “Flex” is slang meaning “show off” or “brag”
The expression “Flexing” or “Flexin‘” is slang meaning “showing off” or “boasting”
The expression “Flexed” is slang meaning “showed off”
“Flex” “Flexing” and “Flexed” has been used by Rae Sremmurd, Rich Homie Quan, Waka Flocka, Iggy Azalea, 21 Savage, Future, Offset, and many more rappers.
Purchase a Rap Dictionary Book
Read: What does “Slatt” mean?