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1.
When you try to flatter someone, or have them feel good right before you ask them to do you a favor.
Guy: "honey-love, sugarplum, my queen on earth"
Woman : What do you want? Stop mamaguying me
Guy: I just want you to pass the remote on the table please.
by kiskidee November 11, 2011
 
2.
A person who is simultaneously a mama, as well as a guy. Also referred to as a fool.
Damn, Chris and Yvonne are both Mamaguys!
by Davinee October 28, 2011