The zilch is a part of the cock.
The zilch is exactly the rim of the bell (bell-end), where the shaft of the man's Johnson ends and the bell-end begins.
It is that rim, ridge, edge which is known as the zilch
Synonyms for zilch
On this page, you will find 30 slang terms related to zilch. Some of the top words include: banjo, copurnicus, Gock, Cock Nuggets, sandbar, and 25 more.
