1) a horn
    1a) of animals
    1b) since animals (esp. bulls) defend themselves with their horns,
        the horn with the Hebrews (and other nations) is a symbol of
        strength and courage, and used as such in a variety of phrases
        1b1) a mighty and valiant helper, the author of deliverance,
             of the Messiah
    1c) a projecting extremity in a shape like a horn, a point, apex:
        as of an altar