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2 definitions by Swirlyman

To be a very stupid annoying/irritating person.
Bob: "Joe, come plab the plab with me..."
Joe: "No you are such a plabnose!"
by Swirlyman April 04, 2009
To scatter upon a surface.
Dude, that guy plabbed all over that wall!
by Swirlyman April 03, 2009