Only took a few years, but I finally get the joke. When fisherman catch a fish, they pose with their thumbs up showing off the catch.
Only took a few years, but I finally get the joke. When fisherman catch a fish, they pose with their thumbs up showing off the catch.
It also used to be the signal to kill in the gladiator ring. Thumbs down actually meant to sheath or put the sword into the sand.