noun
plural -passes
[count] :a device that is used to find direction by means of a needle that always points north
[count] :something that helps a person make choices about what is right, effective, etc.
[count] a tool that consists of two pointed sticks joined at the top and that is used for measuring distances - often plural
a tool that consists of a pen or pencil attached to a pointed stick and that is used for drawing circles
[noncount] :a specialized area of knowledge, skill, experience, etc. - often used after beyond or within