Definition of wigwagged:
(n) :
A device that causes one or more lights to flash in a preset pattern.
(n) :
(road transport) A device used to cause lamps installed on a motor vehicle, especially an emergency vehicle such as an ambulance or police car, to flash as a warning.
(n) :
(road transport) A device with multiple (often two), alternately flashing lights which is installed at a railway level crossing (or grade crossing), a movable bridge, etc., to warn vehicular traffic to stop.
(n) :
Any of a number of mechanical or electrical devices which cause a component to oscillate between two states.
(v) :
To move gently in one direction and then another; to wig or wiggle, to wag or waggle.
(v) :
To oscillate between two states.