Popular texting or
instant message terms

PIR – Parent in room
FYEO – For your eyes only
PAW – Parents are watching
PRW – Parents are watching
POS – Parents over shoulder
MOS – Mom over shoulder
P911 – Parent alert
PAL – Parents are listening
PIR – Parent in room
CD9 – Code 9 parents are around
99 – Parents no longer watching 
PCM – Please call me
LMIRL –Let’s meet in real life
KPC – Keeping parents clueless
TAW – Teachers are watching
TOS – Teacher over shoulder