Wrestling hold where one arm is pressed under an opponent's arm from behind to the back of their neck.
It is a mistake to believe an alligator will passively tolerate a half nelson, no matter how drunk you are.
by Peter Urban May 16, 2006
I was mad at Jill for making me wait so long, so when I finally got the ass, I put that bitch in a half nelson.
by James June 14, 2006
An arm lock wrestling hold you use on the shoulder under the arm and behind the head of an ugly chick you are banging so she can't turn towards you revealing her ugliness.
by Ddd453 August 12, 2017