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.

noun

• a hypothetical club whose members are not very "bright", meaning intelligent. Origin: 40-watt lightbulbs aren't very bright.

  He's a member of the 40-watt club.

  by Spacemonkey, Mansfield, TX, USA, Jan 24 2003.

noun

• a stupid or unaware person; MORON, DIM-WIT. Origin: term implies that there is nothing but air in the subject's head.

  He's confused again. What an airhead!

  by PJ Spalding, Denver, CO, USA, Oct 15 1997.

• one who owns and rides an air cooled, horizontally opposed, twin cylinder, shaft drive motorcycle, e.g. older BMW motorcycles.

  by Auto, Dec 27 2006.

• an airbrush artist.

  by pam a., Jun 19 2009.

adverb

• used after an adjective to indicate extremes or excessiveness; VERY; REALLY; EXTREMELY.

  Look at that big-ass zit on his nose!

  That's an expensive-ass car!

  Look at that hot-ass chick over there!

  by Sarah, KS, USA, Nov 06 1998.

noun

• anything displeasing.

  I feel like ass today.

  That car looks like ass.

  This room smells like ass.

  This pizza tastes like ass.

  by Caitlin, San Francisco, CA, USA, Mar 25 1998.

• one's body.

  Your ass better be at the meeting tomorrow!

  by Holly, Birmingham, AL, USA, Oct 22 1999.

• one who exhibits complete ignorance and disregard for social norms, customs, and practices.

  You ass! They don't speak German in Mexico.

  by Simon, Canaan, NY, USA, Oct 19 2001.

• sexual contact. Typically implies intercourse, but can also apply to oral sex, "fooling around," etc.

  I gotta get some ass.

  She gave up the ass on the first day.

  You know he's just in it for the ass.

  by Dennis, San Francisco, CA, USA, Oct 21 2001.

• an obscene quantity. Shortened form of ass-load.

  My English 102 professor is making us read an ass of novels this semester!

  by James W., Columbia, SC, USA, Dec 14 2001.

• one who behaves in an offensive, pompous manner; JERK. Also ass face; ass munch; ass wipe; and many other varieties.

  Don't be such an ass.

  Yeah, I feel really bad about that. I was an ass to her.

  by Susan, San Jose, CA, USA, Jun 03 2002.

• FOOL; IDIOT.

  What an ass.

  by Anonymous, Apr 21 2004.

• buttocks.

  Nice ass.

  by Anonymous, Jul 24 2007.

adjective

• strange, stupid; WEIRD.

  Don't worry about Eric, he's just ate up.

  by Pekka Pennanen, Finland, Jun 21 1997.

• not "squared away" (i.e. not organized or prepared: a mess.) If someone does something poorly, they're "ate up." Origin: the United States military. In the example phrase, "soup sandwich" is an example of something messy. Note: eight up may be the correct spelling.

  You're all ate up like a soup sandwich!

  by Nate Marx, Manassas, VA, USA, Mar 26 1998.

• burnt out or exhausted from the use of illegal drugs, usually ecstasy.

  He's really ate up from the rave last night.

  by Maestro, Newark, DE, USA, Apr 17 1998.

• outdone or outperformed in a contest, such as a sporting event.

  Man, you got ate up by that move.

  by Kevin Kronfeld, Cedar Rapids, IA, USA, Dec 22 1999.

• crazy; insane.

  by tiffany, Anderson, IN, USA, Mar 12 2002.

• interested, to the point of near obsession.

  He's ate up about the military.

  by Anonymous, Jul 24 2007.

• to be consumed with an incurable illness.

  Mabel is ate up with the cancer.

  by G. R., Nov 21 2008.

adjective

• strange, stupid; WEIRD. Origin: American rednecks.

  Don't pay any attention to him, he's ate up with the dumb ass.

  by Robert Wren, Round Rock, TX, USA, Mar 13 1998.

noun

• an unintelligent female. See also mimbo.

  She looks like a bimbo.

  by Patricia S., Dec 13 2000.

adjective

• general insult. Approximately "moron" or "idiot."

  You are such a bozo.

  by Gail, Minneapolis, MN, USA, Apr 29 1998.

origin

• "Bozo" is the proper name of a famous clown.

  by Gail, Minneapolis, MN, USA, Apr 29 1998.

noun

• someone who is less than clever; MORON, DIMWIT.

  Good job, buckshot!

  by Alice, New Orleans, LA, USA, Dec 09 2002.

noun

• a silly person; MORON; IDIOT.

  Look at her hair. What a buffoon!

  by Cilla E., Palmer, AK, USA, Feb 07 2003.