a Spanish dollar with a circular piece cut out of the centre, an official Australian currency 1814–28.
| 单词 | θ218894 | 
| 释义 | society > trade and finance > money > medium of exchange or currency > coins collective > foreign coins > 			[noun]		 > Australian coins (3)		 ring dollar1828 a Spanish dollar with a circular piece cut out of the centre, an official Australian currency 1814–28. holey (erron. holy) dollar1857 holey (erron. holy) dollar, a Spanish dollar out of which a dump had been punched (see dump, n.2 b), formerly current in parts of Australia. Australian nugget1986 Any of a series of Australian gold bullion coins weighing from 1/10 oz. to 1 oz., introduced in 1986. More fully Australian nugget. | 
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