Crush-radar
A "sixth sense" that most people have that can sense if someone is crushing on another one
"Hey John, my crush-radar says you're crushing on sarah"
Crush Radar
The ability to sense whether someone is crushing on you or not. Often times confused with one’s ego.
Belle: Hey, Jasmine, my Crush Radar keeps going off around Adam.
Jasmine: Yeah I think he might like you too
Jasmine: Yeah I think he might like you too