What is the meaning of Woodie?

An early station wagon or estate car whose rear bodywork is made of wood, often associated with Southern California surfing culture.

A wooden rollercoaster; an amusement ride whose rails are overlaid upon a wooden track.

An erection of the penis.

An Australian wood cockroach, especially one that is a feeder insect for pets like reptiles, amphibians, arachnids, etc.

The gallows.

Source: wiktionary.org