The new racial slur deeemed upon Chinese people as a result of the Greyhound Bus decapitation incident. Often said in the plural form (headcutters) as they tend to travel in packs of 4 or greater.
Person #1: Dude! What are you doing?
Person #2: Going to sit down at the back.
Person #1: Them be fucking headcutters back there. So unless you want your head on the floor, and your intestines eaten I suggest staying up here.
Person #2: Thanks man I owe you one.
Tom (Yelling on the balcony of his 6th floor hotel room): HEY HEADCUTTERS... GO EAT SOME..... FUCKING FRIED RICE!