Shady way to say daaymn. It is an expression commonly used before an insulting sentence. It is also used when a male/female is being thirsty. It is a shady sass way to give attitude.
1) ZAAYMN! Yo weave STANK!
2) ZAAYMN! You is a ratchet, thirsty hoe.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi