\Red Cross\
1. The crusaders or the cause they represented.
2. A hospital or ambulance service established as a result
   of, though not provided for by, the Geneva convention of
   1864; any of the national societies for alleviating the
   sufferings of the sick and wounded war, also giving aid
   and relief during great calamities; also, a member or
   worker of such a society; -- so called from the badge of
   neutrality; the Geneva cross.