1 definition by Lemoney Snikster

When a nice person, usually sweet and caring, says this, It is a form of endearment. They think you are being silly.
I'm not silly, you butthorn!

ARE YOU MAKING FUN OF ME?! YOU BUTTHORN!!! TEEHEEE!!
by Lemoney Snikster January 7, 2010
Get the Butthorn mug.