(Adjective) When something or someone has experienced the act of Zilching, causing its quality or ‘awesomeness’ to increase exponentially.

Used to represent the value of nothing, zero (0), zip.

Zilch is another word for zero or minuscule.

To press the button on one's ambulance pager to signal a response to the nightly tone tests.

A word used to describe nothingness or an absence of something.

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

When one takes a garbage bag and ties it in a string on knots, then lights them on fire. Miniature fireballs with drip from it as it makes futuristic noises.