(noun) the tendency to be generally rude, vulgar, immature, stupid, assuming, a band Wagoner, use ad hominem and insulting to people online or in person, especially in an argument or disagreement(like the average middle schooler)
A: "Cry about itð¥°ð¤ª you prolly never felt a woman's touch."
B: "bro u got middle school mentality I'm done."