You can yell "Bajangis" when you win a game.
A word can be replaced by "Bajangis" in a sentence.
You may call someone a "Bajangis" when they're being annoying.
"BAJANGIS!" Yelled the girl, when she won the game.
"This pear is so weird"- Change weird to 'Bajangis' -"This pear is so Bajangis".
"OMG Steven! Stop being such a Bajangis!"
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.