GCWOK Share definition Flag A GCWOK is a Gay Couple With Out Kids, the term was originally used in the episode "Everything Must Go" of the TV show, "How I Met Your Mother" Those two men are a GCWOK. I saw a GCWOK on the street today. GCWOK by Nicolas Scott L. May 12, 2008 0 0 Get merch Get the GCWOK mug. Buy Now — $32.95 See more merch