When someone goes off (often inappropriately) on a tangent about
Blackpool FC and completely destroys the
conversation.
Grown from tangentacide
Also used to highlight any other football related tangentacide
Person A: "I was watching the night sky with
Patrick Morre last night and he said the
sun"
Obnoxious Blackpool Fan/Person B: "is tangerine in places. Did I mention we
beat Liverpool at Anfield!"
- Conversation Dies Completely
Person C: "That's Tangerinacide that"