You make a good point, it is a strange one. But in this context par is meant to mean, the average, of the usual quality etc, so below par essentially means sub standard, and has nothing to do with Golf.
It means of low quality,not good enough, below average
less then par
there is no such thing as a 'boogie" in golf, however, if you mean a "bogey "this is not good it means you are shooting one over par, or if you mean a "birdie" this is good that means you a re shooting one under par, I hope this clarifies things for you.
two under par
5 under par
A par is a certain ammount of strokes you hit the ball with in golf. If you hit under the ammount of par it is reffered to as an under par. Which is different depending on the difficulty.
Do you mean Fujikura? If so, then yes, Fujikura make some of the best golf shafts in Golf.
one under par for that hole is par 4 and you get 3
Eagle means 2 under par for a particular hole.
The - in golf means under par, which is taking less shots than allotted for whether it be a single hole, a series of holes, or an entire round.
Catch in golf doesn't mean anything
Do you mean MD golf clubs? MD golf clubs are a decent brand, but they are not the best on the market by any means. They are an ideal set for beginners and represent great value.