Rules of the game:
You must answer with your first thought, no trying to google the term beforehand.
You can try to look it up later if you're curious.
A.) The knurled portion of the air intake venturi that disturbs the laminair flow and assures proper mixing of the fuel and air in a furnace
B.) The food-gathering fronds of the barnacle
C.) Another term for a boil or severe pimple
D.) A middle-aged man who attends furry conventions in costume with the intent of hugging adolescent girls/boys (see Frotti the Bear)
E.) Something that I made up from a dream I had
other (explain in comments)