1. noun /ˈɡɑː(ɹ).nət/
a) Hard transparent minerals that are often used as gemstones and abrasives.
How many needles Betty Flanders had lost there! and her garnet brooch.
b) A dark red.
See Also: allochroite, almandine, andradite, carbuncle, cinnamon stone, Colorado ruby, demantoid, essonite, grossularite, hessonite, melanite, ouvarovite, pyrope, rhodolite, spessartine, topazolite, tsavorite, uvarovite
2. adjective /ˈɡɑː(ɹ).nət/
Of a dark red colour.
Wikipedia foundation.