A nutritious, sweet, and tasty treat. Usually taken for breaks and goes well with anything else that's sweet like a honey bun or a kit cat. Normally abbreviated as a kipcap.
Girl: My head hurts so bad, something is definitely wrong
Dude: Hey c'mon you deserve a break, have a kipper cap.
Girl: Just what I need :D! I knew I was missing something.
An act of sabotage, commonly as a practical joke and mischievous rather than malicious in nature. Originating from the practice of placing a kipper in a hot place such as, a car's exhaust manifold to create a bad smell.
"I bet John will be half way up the M1 before he realises he's been kippered".