The term used to describe when a mans penis curves upward, the curvature tending to be more dramatic toward the head or 'helmet."
While spending quality time with my boyfriend, he became aroused while we made out on his bed. I yanked off his pants, surprised to see that his dick had a happy-helmet. It was practically smiling up at me.
by BombadierBillyGoat April 22, 2011

by catnoelle April 22, 2017

A batting helmet with no ear protection. Reggie Jackson and John Olerud are famous purveyors of this helmet.
by Craig M99 August 3, 2023

by LeSouffleDeVersailles April 23, 2025

Person 1 - "Omg i just cant stop thinking about touching the (tip)"
Person 2 replies- " You definately have (helmetitis)"
Person 2 replies- " You definately have (helmetitis)"
by RooBoy69 November 10, 2019

On our last floating trip, my wife gave me such an amazing river helmet, that I ejaculated in her mouth.
by Cinnamon N Spice July 30, 2023

by Berrick January 18, 2020
