(1) (adj.) vilest, evilest, grossest, worst, etc. etc. could be used in terms for all derrogatory words.
ie: "This sucks matsuda.", "MATSUDA! #$%^" (to replace "Damn", "Fuck", "Shit", whatever your heart desires), "Ewww...looks so matsuda. *barf"
(2) (n.) one who is extremely bad, unliked,
disgusting.
ie: "Man..that chick is UGLY. like, a freakin MATSUDA.", "I hate Matsudas!! They deserve to die."
Matsudaing: (v.)
To act extremely smartmouthed and annoying, laugh at your own jokes, wear
disgusting hippie clothes, have no sense of parallel earing coordination, and pain
unfortunate students in attempts to
understand Matsuda (look above) ways of thinking on the subjects of CHEMISTRY.
(ie: "Matsudaing is the most boring way to waste your life, ever.", "One day, my friend was matsudaing, and was mobbed by a group of people because of its absurdness."
"THis one girl came to school matsudaing the ugliest clothes I've ever seen. And her earrings didn't match. wow."