1 definition by Shane Mc Carthy

1 : to make an untrue statement with intent to deceive
2 : to create a false or misleading impression
3 : an untruth / a lie
4 : something that misleads or deceives
"That is a teesh, Barry"
"He was teeshing when he told me that"
"Teesher"
"Stop teeshing"
by Shane Mc Carthy October 27, 2007
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