When a man cups a womans breast, gently moving it up and down similar to a handshake
Clinton reached through the crowded bar and gave Emily a Boston handshake. "Pleased to meet ya!"
by 619 Special Case January 19, 2011
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The act of giving and/or receiving a kick in the groin before having lit firecracker thrown down your pants by a guy probably named "Shawn" wearing a Bruins jersey who runs off with his skullcrushers brown bag yelling "GO SOX!".
"I got a South Boston Handshake. Mangled my downstairs up like a chicken pot pie."
"So....good trip to Beantown?"
by Colonel Clownshoes November 18, 2015
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