adjective

• missing or misplaced.

  My car keys are 404.

  by Eric B., Fort Worth, TX, USA, Aug 10 1998.

noun

• an unintelligent person; MORON, DIMWIT.

  I wouldn't ask him, he's a 404.

  by Walt W., Natick, Massachusetts, USA, Jun 17 2003.

• a worthless person, place, or thing.

  Don't go to that bar - it's a 404.

  by Robbie G., Stroud, Hampshire, UK, Feb 13 2006.

verb

• to not know or temporarily forget; DRAW A BLANK.

  I'm 404ing on that.

  by The Jargon File, Aug 04 2009.

origin

• 404 is the web code for "web page not found."

  by Anonymous, Jul 17 2007.

interjection

• as a question, to enquire whether someone is present.

  Speaker: ACK?
  
  Response: ACK.

  by Anonymous, Sep 28 2008.

• to affirm one's presence. An appropriate response to ping.

  Speaker: Are you there?
  
  Response: ACK.

  Speaker: ping
  
  Response: ACK.

  by Anonymous, Sep 28 2008.

• an exclamation of surprise or alarm.

  Ack!

  by Anonymous, Sep 28 2008.

• yes.

  Speaker: Do you want to shop for monitors?
  
  Response: ACK.

  by Anonymous, Sep 28 2008.

origin

• ACK is an abbreviation of "acknowledged," used commonly in computing. See also NAK. Note that "ack" as an exclamation of surprise or alarm has no relation to computing.

  by The Jargon File, Sep 28 2009.

other

• acronym of "away from keyboard." Commonly used in online chats. Typically one "goes" AFK, as in the following sentence. One can also use AFK to respond to a message, indicating that one isn't currently available for chatting.

  I need to go AFK to make a phone call.

  Chatter: Hey, are you around?
  
  Response: AFK.

  by The Jargon File, Jul 17 2009.

noun

• some location extremely far away.

  Sorry it took me so long to get here. I had to park my car in the ass-end of space.

  by Kevin Schmidt, Winnipeg, MB, Canada, Dec 30 2002.

noun

• a paper toilet seat cover, as found in many public restrooms.

  The janitor forgot to stock more ass gaskets.

  by Anonymous, Feb 11 2002.

noun

• one who behaves in an offensive, pompous manner; JERK. See ass for more varieties of this term.

  Don't be such an ass wipe.

  by Alexz, SD, USA, May 16 2002.

• toilet paper.

  I'm going to the store to buy some more ass wipe.

  by Anonymous, Jul 24 2007.

noun

• wild or rough terrain adjacent to a developed area.

  We spent all night doing manuevers in the back 40.

  by Patrick, Austin, TX, USA, Jun 18 1998.

origin

• Origin: shortened form of "back 40 acres." A land owner or farmer who has developed part of their property (e.g. planted crops or use the land for cattle grazing) may refer to their undeveloped land as the "back X," where X is some number of acres. "40" has become the popular number to cite when using this expression.

  by Anonymous, Jul 26 2007.

notes

• see Butt-Fuck, Egypt.

  by Anonymous, Oct 01 2001.

noun

• a rural location.

  It's boring living out in the boonies.

  by Maurice J., Fall River, MA, USA, Nov 21 2002.

notes

• From the word "boondocks", which has the same meaning.

  by Mary M., Antioch, CA, USA, Dec 28 2003.

noun

• a location inconveniently far away. See also East Bumblefuck.

  You parked way out in Bumblefuck!

  by Maurice J., Fall River, MA, USA, Nov 21 2002.

noun

• an imaginary place where all the residents are hicks, rednecks, or otherwise backwards.

  He's from Bumfuck, Nebraska.

  by Emily M., UC Berkeley, Berkeley, CA, USA, Jan 13 1998.

noun

• any location inconveniently far away; THE MIDDLE OF NOWHERE.

  Man, you parked way out in Butt-Fuck, Egypt!

  We got lost and ended up in Butt-Fuck, Egypt.

  by Emily M., UC Berkeley, Berkeley, CA, USA, Jan 13 1998.

• far away from the nearest town.

  I live out in BFE.

  by tony c., Crawfordsville, IN, USA, Jan 19 1999.

• a place which is simply too obscure to remember the name of.

  Yeah, Heidi's kind of strange... but she was raised in Bumblefuck, West Virginia, so it's understandable.

  by Scott M., Sep 11 2004.

notes

• Also
  
  BFE
  
  B.F., Egypt
  
  Beyond Fucking Egypt
  
  Butt-Fucking, Egypt
  
  Bum-Fuck, Egypt
  
  Bum-Fucking, Egypt
  
  Bumble Fuck
  
  Bumble Fuck, Egypt
  
  Cairo
  
  Egypt
  
  East Butt-Fuck
  
  East Bumble-Fuck

  by Emily M., UC Berkeley, Berkeley, CA, USA, Jan 13 1998.

origin

• The term comes from the region of southern Illinois known as "Little Egypt." One of its towns is Cairo. It is far away from Chicago both geographically and culturally.

  by fowler j., Kansas City, MO, USA, Jul 29 1998.

noun

• any location inconveniently far away. See also Butt-Fuck, Egypt.

  Man, you live out in Cairo.

  by Chuck, WA, USA, Dec 20 2002.

origin

• The term comes from the region of southern Illinois known as "Little Egypt." One of its towns is Cairo. It is far away from Chicago both geographically and culturally.

  by fowler j., Kansas City, MO, USA, Jul 29 1998.

noun

• bathroom.

  Where's your can?

  by Anonymous, Oct 01 2001.

• buttocks.

  Check out the can on her!

  by T. S., St Louis, MO, USA, Jul 22 2002.

• toilet.

  He's on the can.

  by WalterGR, Aug 26 2009.

verb

• to fire from a job.

  Your boss is gonna can you if you don't show up tomorrow.

  by Nina R., Shorewood, WI, USA, May 15 2004.

adjective

• out of alignment; CROOKED.

  I need to get my wheels aligned. They're sitting all cattywompus.

  by Truus V., The Netherlands, Jun 25 2002.

• diagonally across from something else.

  Her house was conveniently located cattywompus from the post office.

  The wastebasket into which she attempted to vomit, was only cattywompus from her mouth. Nevertheless, she regretfully painted the walls instead.

  by Melanie Arnold Meri and Angie Knight, IN, USA, Dec 26 2002.

noun

• a place of residence. Note: "the crib" refers to the speaker's home.

  I'm just hanging at the crib.

  Let's go to my crib to hang out.

  by Anne Marie, New York, NY, USA, Jan 04 1998.

noun

• a location inconveniently far away. Also East Bumfuck. See also Bumblefuck.

  You parked way out in East Bumblefuck!

  That party was chill, but it was in East Bumblefuck.

  by trixie, May 19 1999.

noun

• a location inconveniently far away. Also used is the less offensive East Bumble-fuck.

  You live way out in East Butt-fuck.

  by Anonymous, Oct 01 2001.

noun

• a very distant place. See also Butt-Fuck, Egypt.

  I'm not going to his party. He lives way out in Egypt!

  by Charles Chagnon, Los Angeles, CA, USA, May 27 1998.

noun

• the potential of facilitating one's meeting of other people.

  The steps outside the mall have great face time.

  by Anonymous, Ithaca, NY, USA, Nov 05 1997.

• a period of time during which one is talking with someone face-to-face (as opposed to over the phone, via e-mail, etc.)

  I had to go home to get some face time with the wife.

  by Anonymous, Ithaca, NY, USA, Nov 05 1997.

verb

• to have a pending criminal charge.

  Three border agents are facing time.

  by E W., El Granada, California, USA, Feb 04 2005.