What do you mean by "Apache"?
Apache is short for the ApacheSoftwareFoundation.
The term "Apache" can be used as a noun (i.e. Sam Ruby is on the Board of Apache. )
The term "Apache" can also be used as an adjective (i.e. i am downloading Apache software. )
Note: People unfamiliar with the complexity of the ApacheSoftwareFoundation frequently use the term "Apache" to refer to the popular HTTPD server of the same name. (See HTTPDProjectPages)
Etymology of "apache"
"The word "Apache" comes from the Yuma word for "fighting-men". It also comes from a Zuni word meaning "enemy". The Zuni name for Navajo was called "Apachis de Nabaju" by the earliest Spaniards exploring New Mexico. They called themselves Inde, or Nide "the people"."