The Bowie Knife is one of the most well known types of fighting knives. It is what Brock Samson uses as a weapon in the animated series The Venture Bros. He uses it to kill and threaten. The way he does this makes it one of the most iconic items he uses.
The Bowie Knife appeared in Team Fortress 2 taking the name The Samson Skewer. It could be unlocked by winning Brock's orb in Poker Night 2. It appeared as an item for The Heavy which he would appear on the weapon holster on his back.