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1.
Pronunciation key:
mas-tur-taf-ik

A unique mixture between the words "masterful", "spectacular", and "terrific/fantastic". It is used to describe something amazing, and as extraordinarily well thought out and put together.
"Wow, that 4,000 gigabyte hard drive indestructible and shiny laptop sure is mastertaffic."
by Stephen Biston September 06, 2007