AB, airbg = air bag
ABS = anti-lock brakes
ac, AC, air = air conditioning
AT = automatic transmission
cass = cassette player
"clean" = no rust, no dents/scratches, etc.
cruise = cruise control
cyl = cylinder
def, rwdefr = rear window defroster
dr = door
eng = engine, i.e. 6 cyl eng
fog = foglights
FWD, 4WD = four-wheel drive
hal = halogen headlamps
int = interior
k = thousand, i.e. 45k = 45,000 miles on odometer
lthr = leather
man = manual transmission
m = miles
"mint" = almost new condition
mnrf = moonroof
nav sys = on-board navigation system
nw = new
pass, pssgr = passenger
snrf = sunroof
spkrs = stereo speakers
spoil = spoiler
sts = seats
sus = suspension
thou = thousand
tint = tinted/darkened windows
upgr = upgraded
war, warr = warranty
win = windows
3. Trade-in