What's a loonie? A loon is a beautful black and white water bird.

Dictionary

Definitions from Oxford Languages · Learn more loon·ie /ˈlo͞onē/

nouninformal•Canadian

noun: loonie; plural noun: loonies

a Canadian one-dollar coin, introduced in 1987.

Origin

from loon2 (because of the image on the coin) + -ie. Tip Similar-sounding words

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What does loonie mean in slang?