The stankiest, sloppiest, crustiest, nastiest, unwashed sort of vag on the planet. It is usually quite unpleasant for both parties partaking in a sexual interaction involving boorang.
"GOHN GET SOME NASTY BOORANG! UHN! Crusty BOORANG! Greasy BOORANG with pickles and onions. MAKE YO EYES WATER! You ain't gohn like it. I ain't gohn like it either but it's gohn happen. UHN! GOHN GET SOME BOORANG!"
verb To quickly dispose or divest oneself of something that has not been fully utilized, esp. when initial expectations for the purchase or investment were unreasonably high. Examples: Purchasing a guitar that is never used and subsequently giving it away to a friend. Dropping out of school one term before finishing.
You bought too much spinach; it's just going to take up space in your refrigerator until it starts rotting and then you'll boolang it.