A special radar for determining the whereabouts of certain shady events and/or people. Being developed by a high involvment in such activities
My shadar alerted me to the proximity of the sketch boys
by Lani March 30, 2004
Similar to gaydar, it's your radar for shadiness.
He never texted me back last night. My shadar's going off.
by Conch Fritters October 06, 2011
the internal radar of being able to detect shady people.
I thought we were really getting along great until he never called again. I guess my shadar wasn't working properly when I met him.
by abbyala October 30, 2009