Define High Ground Meaning

Obi-wan standing on ground that is of a higher altitude of the opposing Anakin who had the lower, inferior ground which resulted in the one's removal of legs.

what Obi-Wan had. What Anakin did not have.

Or a pretty cool map on Halo 3.

how to win in a lightsaber duel

The high ground is a position above your enemy, and allows you to win in all circumstances.It also increases your chances of cutting off three limbs of any on the Jedi council without the rank of master.

The ground in which one acquires whilst fighting their moody teenage padawan who "sees through the lies of the Jedi" who believes "you underestimate" his "power", believing his power to be greater than the geographical advantage of the superior altitude on which one stands, but however it is the whiny little sith that underestimates the inferior position of the High Ground/ also where one can be seen being dismembered by their former master after declaring there power with the treason they commited.

The one thing that cannot be beaten and is invincible, when it is seen it’s over

A commonly used piece of ground, one that is used to shift the balance of power into one's power.

Def #1 Ground that is typically high in nature.
Def #2 Ground that gives a Jedi victory over his/her opponent

While in cowgirl position, flip her over and yell “it’s over (her name), I have the high ground!” Then without warning penetrate her anus.

The act of losing both your arms and legs within a short period of time.