Top Definition
What you say when the f-bomb just doesn't cut it, and you want to use a word that resembles the win factor of dinosaurs. Is possible to add the suffix -rex if even fukasaurus can't illustrate your inner frustrations.
friend 1: ur mom just died
friend 2: oh fukasaurus

friend 1: ur zips undone. and your mum just died
friend 2: holy fukasaurus-rex!
by ti3nt October 06, 2009
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