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Internet Slang Guide 2025 | Every Acronym Explained
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August 14th, 2025 by Terri Pinyerd

If you’ve ever seen a confusing acronym online, you’re not alone. New internet slang is popping up everywhere, whether it’s platform-specific or a new addition to the Gen Z vocabulary.

 

Today we’ll explain over 130 different acronyms used on social media and on the internet as a whole, in alphabetical order. 

 

Glossary:

A

ABT

About

AFK

Away from keyboard

AFAIK

As far as I know

AKA

Also known as

AMA

Ask me anything

ASAP

As soon as possible

AYT

Are you there?

B

B2B

Business-to-business

B2C

Business-to-consumer

B4

Before

BAE

Before anyone else

BC

Because

BF

Boyfriend

BFD

Big freaking deal

BOGO

Buy one get one

BR

BeReal

BRB

Be right back

BRT

Be right there

BTS

Behind the scenes

BTW

By the way

BYOB

Bring your own beer

C

CC

Carbon copy. Used in emails, this will send a copy to an additional recipient.

D

DAE

Does anyone else?

DEI

Diversity, equity, and inclusion

DIY

Do it yourself

DM

Direct message

DTR

Define the relationship

E

ELI5

Explain like I’m 5

EOD

End of day

EOW

End of week

ETA

Estimated time of arrival

F

FAQ

Frequently asked question

FB

Facebook

FBF

Flashback Friday

FF

Follow Friday

FML

F*ck my life.

FTFY

Fixed that for you

FTW

For the win

FUBAR

F*cked up beyond all recognition

FWIW

For what it’s worth

FYI

For your information

G

GF

Girlfriend

GG

Good game

GOAT

Greatest of all time

GRWM

Get ready with me

GTG/G2G

Got to go

H

H8

Hate

HBD

Happy birthday

HMU

Hit me up

I

ICYMI

In case you missed it

IDC

I don’t care

IDGAF

I don’t give a f*ck

IDK

I don’t know

IG

Instagram

IKR

I know, right?

IM

Instant message

IMHO

In my humble opinion

IMO

In my opinion

IRL

In real life

ISO

In search of

IYKYK

If you know, you know

IYKWIM

If you know what I mean

J

JK

Just kidding

JIC

Just in case

JW

Just wondering

L

LI

LinkedIn

LMGTFY

Let me Google that for you

LMK

Let me know

LMAO

Laughing my a** off

LOL

Laugh out loud

LOML

Love of my life

LTR

Longterm relationship

LYSM

Love you so much

M

MCM

Man crush Monday

MFW

My face when

MYOB

Mind your own business

N

N/A

Not applicable

NBD

No big deal

NGL

Not gonna lie

NP

No problem

NSFW

Not safe for work, usually refers to graphic or sexual content

NVM

Nevermind

O

OMW

On my way

OOO

Out of office

OP

Original post

OOTD

Outfit of the day

OTP

One true pairing

P

PDA

Public display of affection

PIN

Pinterest OR a specific post within Pinterest, known as a Pin. Alternatively this could refer to a PIN number

PM

Private message

POV

Point of view

Q

QOTD

Quote of the day

R

RN

Right now

ROFL

Rolling on the floor laughing

RT

Retweet

S

SC

Snapchat

SMH

Shaking my head

SMP

Social media platform

SMM

Social media marketing

SNAFU

Situation normal, all f*cked up

SO

Significant other OR shout-out - this one depends on the context

STFU

Shut the f*ck up

T

TBH

To be honest

TBF

To be fair

TBA

To be announced

TBD

To be determined

TBT

Throwback Thursday

TGIF

Thank god it’s Friday

TIA

Thanks in advance

TIL

Today I learned

TLC

Tender loving care

TLDR / TL;DR

Too long, didn’t read

TMI

Too much information

TMW

That moment when

TT

TikTok

TTYL

Talk to you later

TTV

Twitch TV

TW

Trigger warning

W

WA

WhatsApp

WCW

Woman crush Wednesday

WDYT

What do you think?

W/E

Whatever.

WFH

Work from home

WTF

What the f*ck

WYD

What are you doing?

WYGAM

When you get a minute

WYSIWYG

What you see is what you get

X

X

The micro-blogging platform previously known as Twitter

XOXO

Hugs and kisses

Y

YT

YouTube

Frequently Asked Questions

What does ftw mean on Facebook?

FTW means ‘for the win’, and is usually used to express support for something. It’s another way of saying ‘awesome’.

What does Ifkyk mean in texting?

IFKYK isn’t actually an acronym, but IYKYK is and it means ‘if you know, you know’.

How do you respond to iykyk?

That depends on you! If you understand what the person is trying to say in that specific situation, you can respond based on the context surrounding the message, but most times there’s no need to respond to a simple ‘iykyk’. If you really feel like you should respond, an ‘lol’ or an emoji will usually do.

What does HF mean on Facebook?

HF usually means ‘have fun’ - and it’s not just used on Facebook!

What does TLDR mean?

TLDR means ‘too long, didn’t read’ and is used to denote a brief explanation before or after a large wall of text, to help people get the general idea of what’s being said without reading through the details.

What does ikkk mean?

ikkk is just another way of typing ik (I know) but with added emphasis.

What does FR mean?

FR means ‘for real’, and is either used to emphasize that something is legitimate or literal, or to express agreement.

What is the meaning of pookie?

Pookie is a common term of endearment towards anything cute or snuggly. It can be used towards pets or significant others.

What does "rn" mean in chat?

RN means ‘right now’.

What does TS mean in text?

TS means ‘this sh*t’.

What does YK mean in a text message?

YK means ‘you know’.

What does yh mean from a guy?

Yh is a shortened form of ‘yeah’.

What does DW mean in text?

DW means ‘don’t worry’.

What does LYK mean in texting?

LYK means ‘let you know’ and is usually phrased as: I’ll lyk.

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