What is the meaning of Sundowner?

An itinerant worker, such as a swagman, who arrives at a farm too late in the day to do any work, but readily accepts food and lodging.

An itinerant worker, a swagman.

A sea captain who shows harsh discipline by requiring all hands to be on board by sundown.

A patient, usually demented, who tends to become agitated in the evening.

A cocktail consumed at sunset, or to signify the end of the day.

A cocktail party held in the early evening.

A physician employed by the government who practises for private fees after his official hours.

Any worker who practises for private fees after official hours.

A northerly offshore wind which occurs in California along the southern Pacific slope of Santa Ynez Mountains when a region of high pressure is north of the area (the coast of which trends east to west), often preceding or following a Santa Ana and typically occurring at night and ceasing during the day (hence the name).

Source: wiktionary.org