her slutdar was going off at an alarming rate as the pack of broads descended upon her unsuspecting boyfriend
women-who-spot-a-guy-with-no-ring-and-swarm-him-like-vultures-on-a-carcass senses
"her slutdar was going off at an alarming rate as the pack of broads descended upon her unsuspecting boyfriend" What is the definition of "slutdar"?