A pejorative term used to replace random verbs and nouns when addressing someone throwing a match in a videogame, usually used in competitive 5v5 shooters such as Counter Strike, Valorant, and Rainbow 6 Siege. It is often used in conjunction with other overused and bastardized slang such as "sus", "bringe/cringe", "drip", "cap", and "bruh".
"That's pretty bringe dude, go grenis yourself"
"Shove 12 nickels up your grenis boy."
"Kinda throwing?" "Yeah dude I'm literally grenising"
"He was in mid? What the grenis...."