by anonymous November 5, 2021

A pp-boi, also called a peepee boy, or a big peepee boy, is a person, usually adult and male, who exhibits a desire for dominance in the form of inappropriately competing with others. PP Bois tend to affect unconvincing machismo.
Thomas is threatening to beat up his grandmother again since she complimented his brother in front of him at Thanksgiving. He thinks he's such a Tonka truck driving big pp-boi.
by creepycrawler666 January 19, 2024

by Lilswole69 October 10, 2020
