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Used by Border Patrol Agents to describe the act of apprehending a group ahead of the lead tracker without the tracker's knowledge.
"Agent Smith, I was tracking that group for 3 hours and you tonkblocked me!"

Term coined circa 2003 near Casa Grande, AZ.
by Stinkcheese March 25, 2008
5 1

Words related to Tonkblock:

agent border patrol illegal tonk wet