1.NounA religious clergyman (clergywoman, clergyperson) who is trained to perform services or sacrifices at a church or temple.
"The priest at the Catholic church heard his confession.; The Shinto priest burnt incense for his ancestors.; The Israelite priests were descended from Moses' brother Aaron."
2.NounA blunt tool, used for quickly stunning and killing fish.
3.NounThe highest office in the Aaronic priesthood.