WSOS Share definition Flag It's a word used by an offline chatter that is a WSOS himself.W S O S - Worthless Sack of Shit. KingEelBee: I am a WSOS , how could you tell?! tonimcPOGGERS WSOS by KEKMald September 11, 2021 0 0 Get merch Get the WSOS mug. Buy Now — $32.95 See more merch