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A chimp/orangutan who fucks somebody and dumps the corpse in a lay-by then admits ,"checks in", itself to a mental home
I heard Clyde from Every Which Way But Loose did a Dunston on Clint Eastwood. Poor bastard
by safetywipe March 11, 2009
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1. An ape from the film 'Dunston Checks In' which co-stared Jason Alexander of 'Seinfeld' fame (Dunston received top billing).

2. To be finished. To have completed ones task. To have taken ones turn.
"Dude, you are so slow! Are you STILL playing your turn?"

"No. I'm Dunston."
by SteveNieve September 13, 2009
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a ridiculous and unnecessary amount of something/ something unnecessarily humongous.
He had a dunston bubble wrap on him!/
This is a dunston car.
by sheila_1233 December 15, 2008
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