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Adjective: spiffing, shiny, brilliant, awesome.

Generally a particularly strong positive description.
"That's a thoobik 5.5 GHz PC you picked up, Steve!"
by Nathan Savir May 22, 2004
interjection: a greeting similar to Hebrew 'Shalom' or Malayan 'Salamat' in that it can be used in meeting or parting and in that it is meant to convey happiness or good intention.
"See ya later, man!"
"Thoobik, d00d!"
by Nathan Savir May 22, 2004