Part of Speech: n.
Quotation: Dawson has deployed three trucks to test 30-square miles that cover neighborhoods and non-residential areas in and around Fort Worth. The trucks emit a vibration into the ground ranging from 10-120 hertz. Small white boxes placed at 180-foot intervals are recording stations that can pick up the seismic signal from up to two miles away.…What some companies call a thumper truck.
Author:
Erin Rice
Publishing Location:
Dallas, Texas
Date of Publication:
Aug. 5, 2008
This catchword has yet to be researched.