The step before dating, usually at this stage both people are aware they like each other but choose to get to know each other/flirt first. Probably the cutest and funnest stage.

WARNING: lack of official relationship may cause one of the people involved in tuning to believe dating/hooking up/tuning with others is acceptable.

When someone goes to the gym and spends 90% of the time on their phones scrolling through social media

Chatting up in a flirtatious manner to advance towards a sexual or romantic relationship

the process that comes before getting into a chicks pants. also can be the process of flirting

Changing your car's appearance to enhance it (in your eyes) - ranges from lame dasher frills and spoilers to reboared cylinders and rechipped injection circuits. It's supposed to make your car go (or just look) faster.

When u fake chirps someone because ur slightly bored

At the point of time when one listens to music by his or herself while acknowledging no one.