Howdy: How are you?
Pls: Please
Np: No problem
PPL: People
MSG: Message
OMG: Oh my god!
G2G: Got to go
TTYL: Talk to you later
LOL: laugh out loud
TGIF: Thank god it’s Friday
BRB: Be right back
HAND: Have a nice day
IU2U: It’s up to you
OMW: on my way
RIP: Rest in pease
NVM: Never mind
FYI: For your information
JK: Just kidding
aka: also know as
YOLO: You only live once
BC: Because
BTW: By the way
CYA: See ya / see you later 再见
DM: Direct message(s)
FWIW: For what it’s worth 值的一提的是
LMK: Let me know
NBD: No big deal 没什么大不了