Slang

it is not a dialect. it is new informal terms used and accepted by the society. it can be used in speaking as well as writing.

Brunch = breakfast + lunch 

Smog = smoke + fog

Grool = great + cool

LOL = laughing out loud / laugh out loud

ROFL = rolling on the floor laughing

TQVM = thank you very much

jk = just kidding

imy = i miss you

ily = i love you

poyo = self boasting

blurr = ignorance / being ignorant of something

sengal = stupid / silly

hanjing = disgust / dislike 

fuyoh! = outstanding

and there are lots more. go google if you wanna more.