Sus is a Gen Z and Gen Alpha slang word meaning “Suspicious or sketchy behavior — also used when something’s sussy, cringe, or lowkey off.” Here’s the full Sus meaning … Despite what stubborn grammar teachers might say, language is democratic. New words and phrases are invented and adopted into standard English on a regular basis, often as a result of repeated usage in mainstream culture. One recent example of this phenomenon is the word " sus ," which has been around for many years, but more recently became popularized by the Among Us video game community. What does it mean ? Sus (adjective, pronounced "suhss," as in "some" or "suspect")The word sus has a long hist Is " sus " used globally? While " sus " is widely understood in English-speaking countries, especially among younger generations, its popularity comes mainly from online culture.