Going on dates to dances, soda shops, theaters, and restaurants – depending on what one could afford – became the norm.
That being said, what was acceptable and expected was still very different from today’s standards, especially for (who would have guessed? Men in the 1930’s were still supposed to be as chivalrous as they had been in previous decades. No hand-holding in public, and do not allow his arm to be around your shoulders during a film. Don’t cry or be sentimental or attempt to get him to talk about his feelings; this is distressing to him. Don’t be “familiar” with the waiter or any other man besides your date; give him your undivided attention. Don’t drink too much alcohol or be silly; this will humiliate him.
The Roaring 20s party collided headfirst into the 1929 stock market crash.
Thus, the phrase "going out on a date" became popularized.
The two would spend time together, usually with the supervision of her parents so that they may get to know each other on an intellectual and emotional level.