by D hops February 26, 2017

The sexual act of having your partner stay in the sun for an extended period of time, making sure they receive sun burn. Then, your partner sits on your face or head, sandwiching a full stick of butter between you and them while the heat of the sunburned skin melts the butter all over you.
After a romantic day at the beach, he pulled out a stick of butter and suggested I give him a nice"Lobster Helmet".
by nebakanezzar June 19, 2016

An abnormally large penis head
by Siiike June 17, 2014

by Alf August 12, 2003

by Dr. Alex Pieron May 10, 2005

The British helmet is when a male gently places his genitals on top of a female companions head. The effect resembles that of an 1856 helmet of a British soldier.
Jenny was quietly reading in her favorite chair, when Shane rudely interrupted her by placing his balls on top of her head.
by Mike Jacobs June 29, 2005

a colter helmet is some who sucks at football, thus getting hit alot leaves marks on your helmet showing you suck.
by leejrehs November 10, 2010
