by MalcolmfromSD January 9, 2008
 Get the Jackbuttmug.
Get the Jackbuttmug. 1) A replacement for the word jackass
2) a inside joke that is often formed between a group of friends when they have a mutual friend named jack, especially if he's a total Jackass or he mistreats girls
2) a inside joke that is often formed between a group of friends when they have a mutual friend named jack, especially if he's a total Jackass or he mistreats girls
1)Greg: My science teacher is a total jackbutt!
Bill: Dude that is such a sixth-grade thing to say!
2) Anne: So Jack's my friend and all but he's being a total Jackbutt! I mean he Kissed Nicolebut he doesn't even like her!!!! What a Jackbutt! No offense to Jack's butt.
Bill: Dude that is such a sixth-grade thing to say!
2) Anne: So Jack's my friend and all but he's being a total Jackbutt! I mean he Kissed Nicolebut he doesn't even like her!!!! What a Jackbutt! No offense to Jack's butt.
by ooooooooooooogaboooga February 8, 2007
 Get the Jackbuttmug.
Get the Jackbuttmug. by Biographer October 4, 2006
 Get the jackbuttmug.
Get the jackbuttmug. by smilie face November 18, 2003
 Get the jackbuttmug.
Get the jackbuttmug. 
