Loonie often discuss the rate at which the "loonie" is trading against other currencies. The nickname "loonie" became so widely recognized that in 2006, the Royal Canadian Mint secured the rights to it. When the Canadian two-dollar coin was introduced in 1996, it was in turn nicknamed the "toonie" (a portmanteau of "two" and "loonie"). Canada first minted a silver dollar coin in 1935 to celebrate the 25th anniversary of George V's reign as king. The voyageur dollar, so named because it featured an Indigenous person and a French voyageur paddling a canoe on the reverse, was minted in silver until
Loonie and its 11-sidedness matched that of the already-circulating Susan B. Anthony dollar in the United States, and its thickness of 1.95 mm was a close match to the latter's 2.0 mm. Its gold colour differed from the silver-coloured Anthony dollar; however, the succeeding Sacagawea and Presidential dollars matched the loonie's overall hue. Other coins using a curve of constant width include the 7-sided British twenty pence and fifty pence coins (the latter of which has similar size and value to the loonie, but is silver in colour). After its introduction, the coin became the symbol of the Canadian dollar: media