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1.
Randomishismness (also can be spelt RANDOMISHISMNESS) is a colloquialism used in exclamation to describe an extremely random occurrence.

its use originated from local adolescent groups in Adelaide, South Australia who used it as an exclamation of either boredom, randomness, or to show off they're world renowned vocalization abilities.
"Why I dare say, Dr. Williams, does that look like a pig flying to you!?"

"RANDOMISHISMNESS!!!"
by CrazySouthAustralian169 December 17, 2009