The first thing to come to mind are cults. Probably cults from back then, or other sacrificial civilizations. Maybe the Incans used them, although I cannot say 100%
An athame is a ceremonial dagger used in "Wicca" religious or magical rites.
Human or Animal Sacrifice
A Persian dagger is called a "khanjar." It is a traditional dagger that is often used for self-defense and for ceremonial purposes in Persian culture.
The dagger is a short fixed blade knife with a pointed and edged blade which is used as a weapon for thrashing or cutting. German and fantasy daggers are famous.
The term "dagger" does not have a commonly known sexual meaning. In other contexts, a dagger is a type of short stabbing weapon.
In the term "gold dagger," the adjective would be gold. If you are looking for adjectives to describe a gold dagger, some possibilities are:shinycoldsharpdangerousjagged
"Bull dagger" is a slang term for a lesbian, especially one who wants to 'be the boy' in the relationship .
ask erin...
In Malaysia, and Indonesia, it's a ceremonial dagger called a "Keris". However, in the southern Philippines, also known as the "Moroland," it's called a "Kris". In the Moroland, the Kris can also be a wavy bladed sword, about 25" in length.
You would find this Malayan dagger in many eastern countries.
Claws of Riddick Dagger
"Dagger of rock" typically refers to a sharp, pointed formation of rock, similar in shape to a dagger. This term is often used in geology or outdoor recreational activities to describe specific rock formations or features.