Trtl Nek
An abbreviation for Turtle Neck. Turtle Neck being a way to refer to a man's genitals as being uncircumcised.
The foreskin of an uncircumcised penis resembles the neck region of a Turtle Neck sweater.
The foreskin of an uncircumcised penis resembles the neck region of a Turtle Neck sweater.
Did you see that old man's Trtl Nek in the shower. Man that shit was disgusting!