Definitions

1. noun

A person who is considered to be a foolish or annoying person.

“He acted like such an asscock at the party, everyone was annoyed by him.”

2. noun

A foolish or annoying thing.

“The new policy was an asscock and no one liked it.”

3. verb

To behave in a foolish or annoying manner.

“Stop acting like an asscock and behave like an adult.”