Admon \a-dmon, ad-mon\ as a boy's name is of Hebrew origin, and the meaning of Admon is "earth". From the same root as Adam. Also the name of a type of red peony.
Baby names that sound like Admon are Edmon and Edmond. Other similar baby names are Adnon, Adon, Adron, Aimon, Aymon, Ammon, Amon and Armon.