Mature woman with an exaggerated taste for alcoholic beverages derived from grapes, quite often stored in a device called bag-in-box. Because of her degenerated state the winosaur is the opposite of a milf.
Damn, is Martha drunk again? That old hag is such a winosaur...
by Karlos de Suecia March 01, 2009
2. Winosaur: two sophisticated young ladies who enjoy the occasional (every night hah) alcoholic beverage deprived from grapes; always out of a bottle (never a box). who one aspires to be.
"Damn, those pretty little ladies can drink, winosaurs for sure."
by luenzetti April 26, 2010

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