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A ferocious and terrifying critter that somehow evolved over the span of bajillions of years.
Oh my gosh! A Sea-Donkey! Run for your lives!!!
by The Mayne Event September 25, 2007
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Someone who claims they are from Hawaii and surf like a champ but never seen in the water surfing.
seaDONKEY: i have surfed all up and down the north shore!!!
Surfer: Want to go surfing?
seaDONKEY: maybe
Surfer: what a sea DONKEY!!!
by MeloWise April 24, 2012
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"Hey did you see that girl Courtney that married Jeff?"

"Yea that bitch is a total SeaDonkey"
by PePae November 10, 2008
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A sea donkey is very attractive and is agile and quick like a fish but they like donkey's. Sea donkey's can be nice but they can also be hostile(mean). Sea donkeys are very cute or beautiful in alot of ways.
Look at him... He is a sea donkey!!
by Bob banker June 01, 2018
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