Bang, fuck, screw. Derived from the onomatopoeic word чпок, mimicking the sound of a cork popping out of a bottle. In modern slang, it is a light, colloquial, and slightly vulgar euphemism meaning to have quick or casual sexual intercourse with someone, or occasionally, to hit or defeat someone.
Как чпокнуть телку в очко.
How to bugger a chick.
