Colby is a choch with a penis usually larger then most black dudes. And the last name smiley just means that hes happy all the time. If you are a colby you have the biggest dick in the town.
by sasuage potatoe in the bum hol April 19, 2017

by Bronzewoman123 October 12, 2016

The Colby is when you ask your girl to stick her thumb in your butt during intercourse and you call her Jorge Masvidal.
by Cloud monkey November 19, 2022

by PERHAPS a reliable source May 18, 2021

by Kelly Oubre October 8, 2019

Colby is a name of a jerk often friends with Kyle so fuck Kyle and worse most likely a chad why CHAD
by Walkafootlong October 23, 2019
