A firefighter who has several hundred dollars in emergency warning equipment on his/her personal vehicle.  Usually accompaned by several radio antennas.  The typical woo woo may be wearing a fire department shirt in a public place and also sport a walkie talkie, fire department pager (or two) a cell phone (or two) on their belt.  
also see: Stemwacker
also see: Stemwacker
by Haywood Chablome April 10, 2005
 Get the woo-woo boymug.
Get the woo-woo boymug.