Someone who brings absolutely nothing positive to the table or social environment. Dushas are intensely boring, so much so that it becomes taxing on the person or people they are interacting with. Dushas are to be avoided at all costs, and even excommunicated if possible (for the greater good of the society).
I've been talking to that bitch all night and she's hardly said two words; she's such a dusha!
a person who has the meaning of gay and is infact gay themselves.
this person can also have the qualitys of an idiot.
"oh look over there, its a dusha"
"oh dont be so dusha"