yeahbag Share definition Flag One female variant of the 'teabag'. A female that places her yeast-infected vagina on an unknowing participant's face or an inanimate object. -N.Dalby That dirty bitch yeahbagged Fredo last night, and his face is looking a little cottage-cheesy. yeahbag by the dalby July 5, 2009 0 0 Get merch Get the yeahbag mug. Buy Now — $32.95 See more merch