What does "lough" mean?

Lough: A loch or lake; -- so spelt in Ireland.

Additional senses

  1. 2.of Laugh. Chaucer. LOUIS D'OR Lou"is d'or`. Etym: [F., gold louis.] Formerly, a gold coin of France nominally worth twenty shillings sterling, but of varying value; -- first struck in 1640.

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