The One who is the most Powerful and most Cherished. The victorious One whose strength, glory and power are overwhelming and cannot be overcome or resisted.

The One whose dignity, majesty and power are unique, precious and unattainable by mankind. The One whose respectability and nobility are above all others. The One who is the ultimate in honor and nobility.

The One who has complete mastery over all of creation. The One who overcomes everything. The One who is incomparable and unparalleled. The One who is the cherished source of all strength, power and potency. 
 

From the root ‘-z-z which has the following classical Arabic connotations:

to be mighty, potent, strong, powerful
to be high, elevated, noble, exalted
to be honorable, noble, glorious, illustrious
to be indomitable, invincible
to be respected, cherished, dear
to be scarce, rare, precious, unattainable

This name is used in the Qur’ān. For example, see 59:23