One male beats their boner over the head of another person. Is considered a sexually pleasurable act, but could be considered an act of punishment.
Dude my head is a little sore from the Steel Eel you gave me last night.
by Big Red 78 February 27, 2011
A boner, often erecting straight out of the front of your pants, like an eel comming out of its cave
Joe contracted a huge steel eel when he saw the head cheerleader naked.
by Pimpdaddy Fried September 24, 2009