4 definition by Onii-chan Senpai

The greatest weapon known to man, created by a blacksmith of a different land, made with the resources of Japan, and is the partner of our deity, Kazuma-san

Named by Megumin, the daughter of Michael Bay

The deity of true gender equality, the king of pantsu thieves, and the rightful owner of the greatest weapon of all time known to male, female, bisexual, homosexual, transexual, and pansexual: Chunchunmaru

Also the owner of the mighty Excalibur

Slang or term used in the Philippines, it is an alternative for dude, or pare/pre (short slang for the word (friend) and in most cases, would be used together with those 2 words, and even more.

Usually those who came from colleges De La Salle University and Ateneo De Manila University use this

One of the greatest weapons of the deity named Satou Kazuma, the deity of true gender equality, the king of pantsu thieves, and the holder of the greatest weapon known to male, female, bisexual, homosexual, transexual, and pansexual: Chunchunmaru.

It is also the smallest weapon that is no longer than 2 inches max.