Synonyms for Weed (same or very similar meaning)
WordNet sense 1 (a black band worn by a man (on the arm or hat) as a sign of mourning):
mourning bandWordNet sense 2 (street names for marijuana):
dope, gage, grass, locoweed, pot, skunk, smoke, sens, sess, green goddess, Mary JaneFrom the ODE community, based on WordNetadd/edit