An expression of multiple meanings. The writerly version of Aloha. It can be used to express disappointment, general greetings, and as a rallying cry. If you see a writer with a laptop--yell Plunker Woo! And show your support of their endeavors.
I need to get 5k words written tonight, do you want to join me in writing sprints?
PLUNKER WOO! Let's get it done!