top ten global youth speak words by Global Language Monitor
1. Crunk: A Southern variation of hip hop music; also meaning fun or amped.
2. Mang: Variation of man, as in "S'up, mang?"
3. A'ight: All Right, "That girl is nice, she's a'ight"
4. Mad: A lot; "She has mad money"
5. Props: Cheers, as in "He gets mad props!"
6. Bizznizzle: This term for" business" is part of the Snoop Dogg/Sean John-inspired lexicon, as in "None of your bizznizzle!'
7. Fully: In Australia an intensive, as in 'fully sick'.
8. Fundoo: In India, Hindi for cool
9. Brill! From the UK, the shortened form of brilliant!
10. "s'up": Another in an apparently endless number of Whazzup? permutations.
Southern California Youth Speak Bonus: Morphing any single syllable word into 3, 4 or even 5 syllables. Last year the Top Youth Speak terms were: Word, Peace (or Peace out), and Proper.
Source : languagemonitor.com