-Taking offense to any particular supporting point of the philosophical argument without taking into account its place in the structure of the argument
-contesting the argument on emotional grounds, or
-contesting semantics within any particular supporting point of the argument, especially if done so before hearing the conclusion of the thesis.
2. an internet troll who posts on philosophical discussion forums.
"You know. The normal. We had a good discussion going about free will vs determinism until this philosophi-troll started harping on about how the bible says God gave us free will."