A really large, saggy vagina that is overused. It is often used as an insult.
Example 1:OMFG, I was going down on that girl, when I realized that she had a strong Cheeky Chonka

Example 2: Yo, Kevin Ricci is such a cheeky chonka.
by hughes21 October 1, 2009
Get the Cheeky Chonka mug.