Kissoff (noun)

A dismissal or rejection of something or someone.

Origin:

Derived from the verb "to kiss off" which means to reject or dismiss something or someone.

Examples:

1. He gave her a kissoff when she asked him to prom.
2. The company gave a kissoff to the proposal.
3. The team leader gave a kissoff to the idea of working on the weekend.
4. He was expecting a kissoff from the investors.
5. She was prepared to hear a kissoff from the college admissions office.