Urban Dictionary: VCO

("very cold object") plastic object filled with unknown substance, kept in freezer and used to cool other objects.

My ice chest was crammed so full of beer there was no room for a VCO.

by Matt Bettes January 06, 2008

A person who feels the need to correct every wrong word you say including pronunciation

my wife could get a job as a VCO Vocabulary Corrections Officer

by revdog February 01, 2009