The word translated as "messiah" in the Bible can apparently have a few meanings in both Hebrew and Greek. It is usually used to simply say "anointed" or "anointed one". For example, see this usage: ...
John preached a message of imminent judgment: Luke 3:7-9 John said to the crowds that came out to be baptized by him, "You brood of vipers! Who warned you to flee from the wrath to come? Bear ...