1935, Amer.Eng. colloquial, of uncertain origin, perhaps related to slang tizzy "sixpence piece" (1804), a corruption of tester, a name for the coin (see tester (2)).
n. a state of confusion. (See also twit.) : The kind of tizzy that this place gets into drives me up the wall.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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