Definitions
1.NounOne who is practical or hardheaded.
2.NounA brown diving duck, Aythya australis, native to Australia.
3.NounAny of certain saltwater sciaenid (Sciaenidae) fishes.
4.NounMylopharodon conocephalus of fresh waters in California.
5.NounAny of several weeds in or formerly classified in the genus Centaurea, especially Russian knapweed (Acroptilon repens).
6.NounResidual ore that failed to melt during a smelting process.
7.NounClash or collision of heads in contest.
8.NounA Scottish billon coin circulated in the reigns of Mary and James VI.