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Glossary of Modern Internet Jargon and Abbreviations

HMU, BISLY, BRB, NWOT, IMHO, RTFM, and other acronyms...

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Man listening to headphones in office
JGI/Tom Grill/Blend Images/Getty Images
March, 2014

Here is a glossary of the most common internet jargon terms, acronyms and abbreviations.
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Related: the Top Texting Abbreviations of 2014

HMU Hit Me Up (contact me to follow up)

NVM Never Mind

NWOT New Without Tags

PMSL P*ssing myself laughing (a common UK expression)

POSSLQ Person of Opposite Sex, Sharing Living Quarters

FMV Fair Market Value

RL Real Life

RTFM Read The F*cking Manual

BISLY But I Still Love You

ITSFWI If The Shoe Fits, Wear It!

BFF Best friends, forever!

WIBAMU Well, I'll be a Monkey's Uncle!

BTAIM Be That As It May

TTYL Talk To You Later

IIRC If I Recall Correctly...

AFAIK As Far as I Know

WRT With Respect To

NSFW Not Safe for Workplace viewing (warning that there is sexual or repulsive content)

NWT New With Tags

OTOH On the Other Hand

AFK Away from Keyboard

ASL Age/Sex/Location?

TPTB The Powers that Be

ROFLMAO Roll On Floor Laughing My A** Off

JMHO Just My Humble Opinion

IMHO In My Humble Opinion

OATUS On a Totally Unrelated Subject

PMFJI Pardon Me for Jumping In

SFSG So Far, So Good

TC Take Care!

BTHOM Beats the Hell Out of Me

SGTM Sounds Good to Me!

O RLY Oh, Really (sarcasm)

OP The Original Poster (who started this discussion thread)

WB Welcome Back

IDK I Don't Know

OOAK One of a Kind

MEGO My Eyes Glaze Over

IBTL In Before the Lock!

BBIAB Be Back in a Bit

YMMV Your Mileage May Vary

MTFBWY May the Force Be With You

NIMBY Not in My Back Yard

MT Mistell (mistaken chat message, please disregard)

AMAIR As Much as I Recall

Yes, Internet users will write email, instant messages, blog comments, and forum/chat postings using these abbreviations. Because they are very short, abbreviations are particularly common for cell phone texting.

While not suitable for formal business correspondence, these abbreviations can be a fun way to add flavor and speed up typing in personal and informal conversations. What's really amazing is the depth of Internet vocabulary that has been built up over the years. Take a look at this Internet Abbreviations Glossary, and see for yourself...

Related Article: Internet Emoticons and Smileys
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