1. The fleshy area between the butthole and the grundle that collects lint, grundle sweat, excrement, and excess toilet paper. This area is known to be inhabited by a multitude of Chunchberries.
"I went down on your mother last night and she left Chunchberries on my mouth, but it's okay because I passed them to you when we made out earlier"
"Did you guys hear what Nelson did yesterday? He shot a chunchberry through a straw at Mr. Baker during history class! It shall be known as Legendberry!"