elbow head 

The type of head where the skull is the shape of someone's elbow and usually has less hair than someone's elbow.

The OC was a complete fucking elbow head

elbow head by Greaseball September 4, 2017

Heads down elbows out 

One of many method by which to accomplish a task. This method refers to going at the problem in a bullish and nonobservant manner. Not a particularly good quality when you have the big picture.

Jim: Well we have a lot on our plate today

Jay: I say we tackle these problems heads down elbows out

Heads down elbows out by chiefofrcdiv November 5, 2012