Abbreviations, Acronyms, Diminutives

2D/3D

abs
ABS
ACL (body part)
acct

ad
admin
AITA (internet)

alt
ammo
ave

A.I.

ac

ACAB

asmr
A.D.
ADHD

ADD
A.M.
AA
AC
ADIDAS
AI
AIDS
a.k.a.
AP
app

ASAP
ATM
ATP
AWOL
attn:
BBQ

bike
blog
blush
blvd

bnb
BA
BAU
B.C.

biz
BMW
BOS
BRB
bro / bruh / bruv
BS
BTW
BYOB
c
car
CBP
CC (2)
CD
cello
chortle
coke
comfy
convo 

cosplay
cpr
cpu = central processinging unit. (tech, digital)
cyborg
cgi
CEO
CFO
CTO 
CIA
CNA
CNI  (THE SPANISH CIA, CENTRO NACIONAL DE INVESTIGACIONES)(
CO2
CV
dafuq (internet)
ddos = denial of service
DDT
DEA
DHS
DINO
DINK (double income no kids)
dbl (double)
DIY
DM
DMV (DGT)

D&D
DOA
DPI
DSL
DSLR
DTF
DUI
e-brake
e.g.
emoticon 

EOD (end of day)
EPA
ESP
ETA
et al
etc.

expat
EU
FAQ
FBI
fab
fb
fan
faves
flu
fk'n / f'n
Fri

froyo

fx
FDA
FDIC
FDR
FFS

ft. (x2)
FTW
FUBAR
fwb
fwd
FYI
gb
gf, bf, bff
GDP
GED
Gen Z
G.I. JOE
GIGO (garbage in garbage out)
GOAT
GP
G.P.A.
gal
gtfo
govt

gtk (good to know)
H20
hazmat
HBO
hippo
hood
hifi
hi tech
HIV
HNY (happy new year)
HBD (happy birthday)
HQ
HR
HTML
HVAC 
ICE
ICU
ICBM
ID
IDK
idgaf
i.e.
IMF
Inc. 
indie
info
intro
irl
IKR
INTP, ENFJ, etc.
intl
IOU
istfg (I swear to fucking god)
iso (in search of) (also, cameras)
IV
iykyk (if you know, you know)
J/K
JFK 

K / m / b (or bn) (e.g 14m, 14b, 14K)
KO’ed (in spanish, “KAO”)
KPI

KRI

KQI
K9
L's and W's
LARP

LAX
LGBT
LGBTQ
LOL
Ln

lab
lav
lb
legit
limo 

mic
MMT (Modern Monetary Theory)

MTWTFSS (mon, tues, weds, thurs, fri, sat, sun)
MAD  (mutually assured destruction)
mag
mayo
mb
motel
movie
Mon
MA
MAD
mc (host/dj)
MD
MIA
misc
MLK
MO
MOAB
msg
MSG
MSL (medical science liason)
MVP
MYOB
N/A 

narc
NDE  (near death experience)
NYE
never
newbie
newco  startup, joint venture
NFT = Nun fungible token
ngl
NAFTA
NATO
NGO

ngl
NIMBY
NOYB
NP
NRA
NSFW
nvm
OD’ed
OK  ("Zero Kills" in war)
OMG 

omw
op ed
OP (internet)
org
OSHA
PA 
PC (2)
PDA
PETA
PHD
photo op
PIN
pixel 

photo op

P.I.  (private investigator)
P &L (profits and losses)
P.M.
PO = purchase order

PO BOX
POS
POW-MIA
ppi / dpi
ppm

pre-nup
pt
PR (x2)
PS 

psy-op

PVP  (Player vs Player)

PVE   (Player vs Environment)
RN
Q&A
QC
qt
(bad) rap
re:
REM

R&B
RN
radar
rehab
reps
rhino 

rn (internet: right now)
RIP
ROFL
RV
ROFLMAO
rpm
RSVP
Rd
SA (Sexual Assault)
SAT

Sat
Sun
S.A. = sociedad anonima
SA = sexual assault

S.L. = LLC (you dont have shares, dont go to the stock market, etc, what you have is participaciones.  but not acciones)
SD card
sax
SSD
sci fi
smog
spf
sub
sus (internet: suspicious)
show biz
SME (small and medium sized enterprises, PIMES)
SMH
spf
SOS
srsly
STFU
STEM
St. (x2)
sus
SUV
SWAT (special weapons and tactics team)
Tbs or T
tbt
TBA
TBD
TDS (Trump Derangement Synrome)

Thurs

thx
TGIF
TL;DR (too long, didn't read)
TMI
TPV (debit/credit card reader)
tsp (or t)
ttyl
TYVM / TYSM

tg (thank god)
tp (toilet paper)
taser
taxi
telly
Tues
UI / UX
U2 

urbex

uni
UN
UFO
url
USA
USB
USSR
UV
veggie
velcro
vet 

vhs
vibe/vibes
VIP
vocab
vpn
vs. 

w  (w/)
Weds

WIP

wifi

wiz
wk
wld
WTF
WWII
WWI
www. 

wyd (what you doin´?)
wysiwyg

xmas
XD (laughing face?)