Noun:
1: gold coins made of gold
2: gold, amber a deep yellow color; "an amber light illuminated the room"; "he admired the gold of her hair"
3: atomic number 79, au, gold a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia
4: gold great wealth; "Whilst that for which all virtue now is sold, and almost every vice--almighty gold"--Ben Jonson
5: gold something likened to the metal in brightness or preciousness or superiority etc.; "the child was as good as gold"; "she has a heart of gold"
Adjective:
1: metallic, golden, gold, metal, gilded made from or covered with gold; "gold coins"; "the gold dome of the Capitol"; "the golden calf"; "gilded icons"
2: gilt, aureate, gilded, gold, golden, chromatic having the deep slightly brownish color of gold; "long aureate (or golden) hair"; "a gold carpet"