moccasin
noun
[ ˈmɒkəsɪn ]
• a soft leather slipper or shoe, strictly one without a separate heel, having the sole turned up on all sides and sewn to the upper in a simple gathered seam, in a style originating among North American Indians.
• a venomous American pit viper.
Origin:
early 17th century: from Virginia Algonquian mockasin . The word is also found in other indigenous languages of the Americas.