Use of cryptic internet slang could mean your teen is being bad. It could mean your teen is sexually active. Find out what the slang means so you can stop your teen before it is too late.Cryptic Internet Slang and What it Means:

8 - Oral Sex

420 - Marijuana

CD9 - Parents are around

GNOC - Get Naked On Cam

KPC - Keep Parents Clueless

H4U - Hot For You

BDSM - Bondage, Dominance, Sadism, Masochism

PNR - Parent in Room

LMIRL - Lets Meet In Real Life

ASL - Age, Sex, Location

F2F - Face to Face

For more words to be on the lookout for visit Internet Safety Awards website.

Another helpful website that has a lot of definitions for Internet slang is Netlingo.

Do you have any acronyms to add to this list?