1. When a woman or mans ass (being politically correct) is so big you can see the ass outline in the pants.

It looks like the pant is pleading to the person looking 'please help I'm about the bust right open at any point'

2. Gangsta talk: Yo Man that bitch has a chunky ass!
That is one CHUNKY ASS, looks like back end of the moon!
by Emmd November 8, 2014
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Being force fed Mentos while butt-chugging Coca-Cola
My little brother's birthday party was vastly improved when my mom did a chunky ass rocket in the driveway!
by Chubby Bubba December 1, 2019
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