to place a metal rod in the urethra of the penis, utilized during sexual intercourse.
Man, have your girl take a shot at muzzle-loading, you'll thank me later.
the act of sticking a slim like object up a mans pee hole for pleasure
henry and john had a great night muzzle loading
Verb - when your old lady or significant other won’t shut their mouth and keeps nagging you so you walk over and and forcefully shove your cock down her/ there throat to shut them up
Man, I’ll tell you what. My old lady was hounding me to do chores, so I walked over to her and muzzle loaded her till she turned purple