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1.
The sound made when something is censored.
Richard Dunn: "Tell me the first thing that comes to your mind when I, 'Plibt"
Guest: "..."
Richard Dunn: "Reggae comin' up"
by dman4412 December 03, 2008
 
2.
An outward expression of sincere delight. Often referring to sending bones.
Plibt! I have just sent 1,000 bones.
by Broudan Manpeet October 05, 2008