You <S> when chatting on MSN, you say "Roger that" instead of yes, you say "Check Six" when you ask someone to look behind them
And I do all three of those for real

Also, Thinking about historical aircraft while walking to school, and then start re-enacting fights with your hands on the way, making dagagagag noises.
And when watching Battle of Britain or Tora Tora Tora, next thing you know. You have stopped the movie and are flying at 300 feet in a Spit 8 fighting Bishops.
I think that the only unique quirk I would have is that I am writing a book with Air Combat in it, and apart from the plot devices, the dogfights are fights I was in during the day.