Hardheads

[hahrd-hed] /ˈhɑrdˌhɛd/

noun
1.
a shrewd, practical person.
2.
a blockhead.
3.
a freshwater fish, Mylopharodon conocephalus, of California.
4.
the Atlantic croaker.
See under (def 2).
5.
.
6.
hardheads, a common knapweed, Centaurea nigra.
7.
.
[hahrd-hed] /ˈhɑrdˌhɛd/
noun
1.
an alloyed silver coin of Scotland, issued in the 16th and 17th centuries, equal to one and one-half pence and later to twopence.
[nap-weed] /ˈnæpˌwid/
noun
1.
any composite plant of the genus Centaurea, especially the weedy C. nigra, having rose-purple flowers set on a dark-colored, knoblike bract.
/ˈhɑːdˌhɛdz/
noun
1.
(functioning as sing) a thistle-like plant, Centaurea nigra, native to Europe and introduced into North America and New Zealand, that has reddish-purple flower heads: family Asteraceae (composites) Also called knapweed See also centaury (sense 2)
/ˈnæpˌwiːd/
noun
1.
any of several plants of the genus Centaurea, having purplish thistle-like flowers: family Asteraceae (composites) See also centaury (sense 2), hardheads

noun

An obstinate or stupid person (1519+)