An ‘ebonic’ expression for an extremely curvaceous female behind. Women who possess this feature usually have a small waist that violently explodes into a round and juicy posterior (e.g., 34c, 24, 38). Other characteristics would be moderately wide hips and a large amount of booty cleavage (i.e, depth of butt-crack).
a guy sees a girl walk past who has an extra fine ass and says to his mate
guy-"i wouldn't mind putting my thumb in that"
mate-"yeah thats what i call a badonkadonk"
A womens derriere that has the shape of, and bounces like a basketball. The word is derived from the sound produced when you bounce a basketball. A case of the sound of one urban icon, naming another urban icon with similar propensities but that doesn't really make a sound.
