A term sometimes used interchangeably with Sucka MC, used to describe a fake or 'posing' person. Q-Tip of A Tribe Called Quest did an entire song revolving around this term.
"I throw the sucka in the front for the ones that front." -A Tribe CalledQuest, "Sucka Nigga"
an ailment where an individual can't be happy for your progress/success, yet always points out your downfalls and short comings.
You earned your bachelor's degree and are currently finishing a master's program, yet the music group you are apart of says you don't spend enough time in the studio. They suffer from sucka-nigga-syndrome!
When a poor, uneducated black piece of ghetto excreta, goes low, real low, below-the-belt-low, and starts unpacking that ding-dong, and sucking it, like he was promised 'twenni bucks'.