The shape the hand makes while fisting.
Dude, your mom is soo freaky she begged for the silent duck and now my watch is missing
ayon kay Super Flynn ika-27 ng Nobyembre, 2007
A hand gesture used by those engaging in the act of fisting as a way of initiating the partner
Claire whipped out the silent duck, and immediately Joanie screamed in anticipation and excitement.
ayon kay Jebediah Smith ika-09 ng Nobyembre, 2007