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A mispronunciation of the word "This"
Wow, Zish is very hard to understand.
by Gee O Dee December 07, 2013
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(v) to complete a task entire too quickly, usually resulting in a messy or undesirable outcome
"You always zish through life. You never stop and smell the roses."

"You're fired! You zished up one too many assignments."
by Willie James Huff July 02, 2007
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