1. a former political party in the United States; active in the 1850s to keep power out of the hands of immigrants and Roman Catholics; [syn: American Party, Know-Nothing Party]
WordNet (r) 3.0 (2006):
Know-Nothing Party
n 1: a former political party in the United States; active in
the 1850s to keep power out of the hands of immigrants and
Roman Catholics [syn: American Party, Know-Nothing
Party]