Did you see that mom lose it with her three kids in the store? She totally had a momtrum!
Like gaydar; but having the ability to sense if a homosexual male is a bear.
My grrdar is totally going off on that guy over there with the beard and Pixar hat. Woof!
When one of your friends is too chicken to add a new person that they're attracted to on a social website, and wants their friends to add the person along with him/her.
Well, what do you want us to do, gang-friend him?