Portmanteau Coin is a term used to describe the Canadian TWO-dollar coin, commonly known as the Toonie. The word portmanteau is derived from the French term for suitcase, and it refers to the combination of TWO words into one. The Toonie is a combination of the words 'TWO' and 'loonie, ' which is the name of the Canadian one-dollar coin. The Toonie was first introduced in 1996 and is made of a nickel and bronze alloy.