The vagina of a lonely woman, who hasn't had sex or masturbated in a couple weeks at least. She is a very sad sight to see. The term "dusty taco" refers to the human embodiment of depression and loneliness. The women with a dusty taco are usually under age or about ready to commit suicide. Either way, it is very to approach a girl with a dusty taco.
"God damn that girl has a fucking dusty taco!"
When an old man ejaculates on someone's face.
Larry just gave Luis a Dusty Facial
When in coitous, one partner flatulates directly onto the man's scrotum. Can be hetero or homosexual.
I gave my boyfriend a dusty teabag but he just kept pounding me
Dusty Cooch is a vagina which serves as an ashtray for many people, most likely discordmods.
It can also mean that the cooch has been infected with many sorts of STIs resulting in a dusty cooter.
{chad} yooo dude we used {kira's} Dusty Cooch
{kyle} wooah bro that must have reeked of STIs
The act of having sex with someone over 65 years of age
Jim: how was your weekend Tom?
Tom: it was great, I had an aggressive dusty doorknob with my grandparents!
Dusty doorknob a person who gives bad vibes or just basically dusty
Kierra is a dusty doorknob she give me bad vibes and always be dusty