Master List (Alphabetical)AFAIK - As far as I know
BOATS - Based on a true story
BUWT - Barking up the wrong tree
DOYD - Depends on your definition
FA - False assumption
FYOI / FMOI / FSEI - From your own imagination / from my own imagination / from someone else's imagination
HAM / HAF - Human / adult / male (or female) (also
HCM / HCF / HTM / HTF for child / teen)
IIRC - If I recall correctly
IRR - Irrelevant
LAEFTR - Left as an exercise for the reader
LTPF - Lateral Thinking Puzzle Forum
OTRT / OTWT - On the right/wrong track
ROIMBT- Read on Internet, must be true
SVV - Sufficiently Vague Values
WAG - Wild-Assed Guess
Yope - Yes and no
Good thinking. It's probably good that we have a list like this somewhere on the forum.

If you guys remember any more, post them below.