kleinostheim lies between the main and the spessart, which is well known for its oaks. this is symbolized by the oaktree in the arms. the wavy base refers to the community's geographical location between the main and the spessart. kleinostheim is a very old community with an agricultural history going back more than twenty centuries. standing for this is the spade blade, which was actually an archaeological find from celtic times. the wheel of mainz and the tinctures gules and argent (red and silver) are taken from the arms borne by the electorate of mainz and recalls the community's former allegiance to this state.