helmet washie 

Oral sex on a man. The helmet is the head of a penis.

Guy 1: Hey bro did you get a helmet washie from the girl you took home last night from the bar. Guy 2: I sure did and she was great at it.

helmet washie by jimmybomm October 8, 2020

helmet washer 

someone (a female hopefully!)who loves to and/or is good at giving head.

Helen Golich (go lick??)
NYC

helmet washer by Helen G. November 7, 2003

helmet washed 

A blow job/oral sex given to a man.

Hey did you and Nancy have intercourse?

No, But, I got my helmet washed!

helmet washed by A++aboy Howdy May 5, 2014

sperm washing the helmet 

In order to avoid swallowing the ejaculate after completion of a blow job, the individual will spit the ejaculate into his or her hand and continue stroking the penis.

My best friend the whore told me about sperm washing the helmet. What a great pro tip!

sperm washing the helmet by turtle11666 June 22, 2020