Top Definition
A lip trill that often follows or accompanies a sigh. Used when worn out, overwhelmed, or when one knows there is a long day or lots of hard work ahead of them.
After assigning the Shakespeare paper Silbernagel's students pibbited and felt hopeless... it was time for them to have their souls sucked... again.

See silbinate.
by It's a mystery... May 23, 2010

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