majankums 

same thing as jankums, except cooler-sounding

hollar at that majankums yo

majankums by abshnasko August 10, 2006

majangus 

a person who is blinded by their own false legacy/greatness, usually boastful about things they don't know about or aren't passionate for, but assume others like/want to talk about.

"Fucking majangus over here wont shut up about his new car"

majangus by heartfuldodger August 6, 2016