To wear a button shirt with the top three or more buttons opened, and having no under/t-shirt underneath to cover the chest area. In other words, showing waay too much.
Mostly used in the debating community. Overwanking means that you’re hyping up a fictional character by saying they are significantly stronger and more powerful than they actually are without much to back it up.
Example Overwanker - Naruto & Sasuke can blow up Planets.
Normal Person - No they can’t, thats overwanking them.
On a crowded city street, selfishly taking up more than one parking spot, leaving gaps in front of and behind the vehicle that are to small for anyone else to park in. Usually done by visitors driving large vehicles they can't figure out how to parallel park
That soccermom is overparking her SUV in front of my house, now I can't park and unload my groceries!