bearer (Noun) — Someone whose employment involves carrying something. ex. "the bonds were transmitted by bearer"
bearer (Noun) — A messenger who bears or presents. ex. "a bearer of good tidings"
bearer (Noun) — One of the mourners carrying the coffin at a funeral.
bearer (Noun) — The person who is in possession of a check or note or bond or document of title that is endorsed to him or to whoever holds it. ex. "the bond was marked 'payable to bearer'"