Alternative letter-case form of holy used when referring to an important figure, such as God, or to an important item or event.

(archaic) A thing that is extremely holy; used almost exclusively in Holy of Holies.

Dedicated to a religious purpose or a god.

Revered in a religion.

Morally perfect or flawless, or nearly so.

Separated or set apart from (something unto something or someone else).

Set apart or dedicated for a specific purpose, or for use by a single entity or person.

(slang) Used as an intensifier in various interjections.

(slang) An expression of astonishment and awe.