A commonly used shortcut for the word "this", regularly used by those low-key people who are too lazy to even string up 4 letters in a word.
God did not forbid you to take an extra second out of your chatting sessions to spell properly!
Guy: Wow, dis picture is good!
Grammar Nazi: FOR THE LAST TIME ALBERT, IT'S "THIS".
A public and socially calculated rejection of a sexually forward female by a male.
"Whoa man, that skank was all over your nuts and you just totally dissed her."
A shortening of the word 'Disingenuous', used in situations where both 'cap' and 'sus' would apply.
I don't know man, you're saying you skipped 'cuz you were sick, but that's kinda dis bro...
From gaming, from the 2000's common slang in clans, and represents a confirmation.
Dis is a abbreviaton for "This is (so) true!" with misspelling/grammar intended.
Statement: "Dat player is so good!"
Friends: "Dis!"
Statement: "He owned him!"
Reply: "DIS!"
When you are in a long term relationship and there is no sex, but you are still expected expected to make home repairs, go to in-laws events, provide emotional support, assist with shopping, cooking, cleaning et cetera.
Things have really gone south after five years of marriage. These days, it's more like friends with dis-benefits.