1 definition by LakeMinnetonka19

1. When one man steals his good friend's girlfriend during a period when the couple is fighting. v., to Tinch
2. To steal or rob from a good friend. v., to Tinch
3. To screw a good friend over royally. v., to Tinch
"I can't believe he totally Tinched me last week after I started fighting with my girlfriend."
"Dude, don't Tinch me like that."
by LakeMinnetonka19 March 6, 2008
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