The act of deliberately telling a decent joke that would normally receive a simple ha or a small smile in order to test if a possible love interest is interested in you.
Word explanation
Before one is going in a bath he uses his pinky to check if the water is not too hot and safe to be sat in it. This act is called doing a pinky.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.

The act of deliberately telling a decent joke that normally would receive a simple ha or a mild smile in order to test if a love interest is also interested in the one telling the joke.
Word explanation
Before one is getting in a bath he utilises his pinky to check if the water isn't too hot in order to safely take place in the bath. This act is called doing a pinky