Top definition
A gavel coaster is the small wooden disc that the head of a gavel is rested upon when it is not in use. When in use, the gavel coaster is hit upon by the gavel, whereupon making a loud noise to quiet noisy rooms.
The judge rested his gavel upon the gavel coaster when he was done silencing the court.
by ocelotdude May 07, 2009
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