Short for visible cock outline. When your pants are hugging your chickie tender and everyone can see it.
by ChumAlert November 5, 2021
("very cold object") plastic object filled with unknown substance, kept in freezer and used to cool other objects.
by Matt Bettes January 6, 2008
by revdog February 1, 2009
A voltage-coffee oscillator (VCO) is an electronic oscillator whose oscillation frequency is controlled by coffee.
My synth have a VCO
by biskanove April 26, 2023