amoni sus is a sad expression of a popular expression "among us", which refers to the popular game "Among Us", created by the company "Innersloth". Amoni sus is usually followed with a crying emote, like this: amoni sus ðŸ˜
Person 1: Hi everyone! Could you please send me the homework for today?
Person 2: Surely, Suzy!
person 3 (dumb idiot): amoni sus ðŸ˜ðŸ˜ðŸ˜ðŸ˜