mess [mes] –noun
1. a dirty, untidy, or disordered condition: World in big ecological mess.
2. an unpleasant or difficult situation: The world is a mess.
3. A clumsy person who has no control over his body (with the help of alchohol or drugs): Did you trip up your heels AGAIN? You're such a mess!!
4. a dish of soft or liquid food: The Iraq mess is no surprise.
5. a state of embarrassing confusion: Urban life: No mess, no fuss... no cigarettes.
6. a dirty or untidy mass, litter, or jumble: SUDDENLY Afghanistan is a mess.
7. a group regularly taking their meals together, military personnel: Mess dress.
8. A word that is used in the place of s**t. I just took a mess. G8 summit: ... stop doing this 'mess' and its over!
9. To define having a large quantity off: Man, that guy has a mess load of stuff.
10. a sloppy or unappetizing preparation of food: George Dubya, the Eton mess.
–verb (used with object)
11. to make dirty or untidy (often fol. by up): If you mess up my hair again, I'm going to kill you.
12. to make a mess or muddle of (affairs, responsibilities, etc.): Don't mess with my flight plans.
13. to fool around with, make out: Did you and Joe mess last night?
14. to treat roughly; beat up (usually followed by up): The gang messed him up.
15. to engage in an act of self pleasure: Look at that dirty man messing with himself.
16. obscure abbreviation of MSN Messenger: Chap A: "I'll speak to you about it on mess"; Chap B: "On what?"; Chap A: "MSN Messenger, idiot".
17. gorgeous: das isch eeländ mess.
18. mess around or about, mess in or with: Messing around in Middle-East - Don't mess with me, girl.
19. mess up, to make dirty, untidy, or disordered; to make muddled, confused, etc.; make a mess of; spoil; botch; to perform poorly; bungle: Messed up Middle-East - Summary of the I/P conflict in normal language.
—Synonyms muddle, farrago, hodgepodge, predicament, plight, pickle, confuse, mix up.
—Antonyms tidiness, order, arrange.
[references: dictionary.com; urbandictionary.com]