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1. Fan and follower of the character Agent Phil Coulson from the Marvel Universe; somebody who is coulsonized.

2. Somebody who in spite of cinematic evidence believes in the survival of Agent Coulson.

3. Person who concerns her/himself with coulsonistics.

(Note: female Coulsonists are often referred to as "Coulsonites". Coulsonite is in fact a mineral containing iron and vanadium.)
- "Agent Coulson died in The Avengers."
- "Any Coulsonist would beg to differ."
by ChaosNDisaster August 29, 2012
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