chicko Share definition Flag A man with a large cock A man who is well endowed A man with a bigger penis than his friends That man is a "chicko"? Hey "chicko", how's it hanging? You know when you've been "chicko'ed"! chicko by Fosse August 9, 2006 0 0 Get merch Get the chicko mug. Buy Now — $32.95 See more merch