[dol.lar] n, often attrib [D or LG daler, fr. G Taler, short for Joachimstaler, fr. Sankt Joachimsthal, Bohemia, where talers were first made] (1553) 1: taler
2: any of numerous coins patterned after the taler (as a Spanish peso) 3 a: the basic monetary unit of Australia, Bahamas, Barbados, Belize, Bermuda, Brunei, Canada, Fiji, Grenada, Guyana, Hong Kong, Jamaica, Liberia, New Zealand, St. Vincent and the Grenadines, Singapore, Taiwan, Trinidad and Tobago, United States, and Zimbabwe b: a coin, note, or token representing one dollar
4: ringgit