Copied a list from my post on an electric vehicle-bike forum.
So it also contains much in the way of eCar acronyms.
No definitions - merely what the acronyms stand for.
Threw in some basic "symbols", V = Volt etc.

2WD - Two Wheel Drive
4B - BBBB - Big Buck Battery Buy
4WD - Four Wheel Drive
9C - Nine Continents
A - Amps (**A - *number* amps)
AC - Alternating Current
AFV - Alternative Fuel Vehicle
AGM - Absorption Glass Mat
Ah - Amp Hours (**Ah - *number* amp hours)
AKA - Also Known As
AOK - All OKay
AR - Air Resistance
ASAP - As Soon As Possible
AWD - All Wheel Drive
AWG - American Wire Gauge
BB - Bottom Bracket - Best Bud
BBBB - 4B - Big Buck Battery Buy
BCD - Bolt Center Diameter
BEV -Battery Electric Vehicle
BLDC - BrushLess Direct Current (motor)
BMS - Battery Management System or Battery Monitor System
BPM - Beats Per Minute
BTW - By The Way
C or C rate) - Capacity
CAFE - Corporate Average Fuel Economy
CARB - California Air Resources Board
CC\CV - Constant Current \ Constant Voltage
CE - Conformité Européenne -
CNG - Compressed Natural Gas
CPSC - Consumer Product Safety Commission
CVT - Continuously Variable Transmission
DC - Direct Current
DD - Direct Drive
DIY - Do It Yourself
DMV - Department of Motor Vehicles
DNK - Do Not Know
DNW - Does Not Work
DOA - Dead On Arrival
DOD - Depth of Discharge
DOM -Date Of Manufacture
DOT - Department of Transportation
DUNK - Do You (U) Not Know
eaBike - Electric Assist Bike
eBike - Electric Bike
eCar - electric car
Eco2 - Economical & Ecological
eco² - Economical x Ecological
EG - Exempli Gratia (Latin - for example)
EMF - Electo-Magnetic Field
eMPG - evaluative, (or Equivalent), Miles Per Gallon or electric Miles Per *Gallon (compared to gas, by cost) - MPGe
EPA - Environmental Protection Agency
E-REV - Extended Range Electric Vehicle
ESC - Electronic Speed Control
EV - Electric Vehicle
FCEV - Fuel Cell Electric Vehicle
FCV - Fuel Cell Vehicle
FET - Field Effect Transistor
FS - Full Suspension
FUBAR - F__ked Up Beyond All Recognition
FUD - Fear Uncertainty & Doom
FWD - Front Wheel Drive
FYI - For Your Information
GFCI - Ground Fault Circuit Interruption
HEV - Hybrid Electric Vehicle
HP - Horse Power
HVC - High Voltage Cutoff
Hz - Hertz
ICE - Internal Combustion Engine
ID - Inside Diameter
IIRC - If I Recall Correctly
IMO - In My Opinion
IMHO - In My Humble Opinion
IMIO - In My Informed Opinion
IMOO - In My Obnoxious Opinion
IR - Internal Resistance - Infa-Red
KFF - Kentucky Fried Fingers
km/h - KiloMeters Per Hour
KPH - Kilometers Per Hour
kV - kiloVolt
kW - kiloWatt
kWh - kiloWatt hour
L&M - LnM - L-n-M, Lean and Mean
LBS - Local Bike Shop
LED - Light Emitting Diode
LiCo - Lithium-ion Cobalt (battery)
Li-ion - Lithium ion (battery)
LiFeMgPO4 - lithium iron magnesium phosphate (battery)
LiFePO4 - lithium iron phosphate (battery)
LiMn, Li-Mn - Lithium Manganese (battery)
LiPo - Li-po, Li-poly - Lithium ion polymer (battery)
LMAO - Laugh My A__ Off
LOL - Laugh Out Loud - Lots Of Laughter
LP - Liquefied petroleum (gas)
LVC - Low Voltage Cutoff
m/kWh - miles per kilowatt hour
mAh - Milli Amp Hour
MOSFET - Metal-Oxide-Semiconductor Field Effect Transistor
MPG - Miles Per Gallon
MPGe - Miles Per Gallon electric - (gas-electric equivalent, usually factored by cost ) ... eMPG alternative
MPH - Miles Per Hour
MSRP - Manufacturers Suggested Retail Price
MTBF - Mean Time Between Failure
MUP - Multiple Use Path
MYOB - Mind Your Own Business
NA - Not Applicable or Not Available
NBP - Not Bright Person
NEV - Neighborhood Electric Vehicle
NFG - No F__king Good
NHTSA - National Highway Traffic Safety Administration
NIB - New In Box
Nicd - Nickel Cadmium (battery)
NIMBY - Not In My Back Yard
Nimh - Nickel Metal Hydride (battery)
NOS - New Old Stock
NR - Needs Repair
OD - Outside Diameter
OEM - Original Equipment Manufacturer
OMG - Oh My God
OP - Original Poster
OPG - Other Peoples Garbage
OTB - Over The Bars
P - Parallel (#S#P)
PAS - Pedal Assist System
PCB - Protection Circuit Board - Printed Circuit Board
PCM - Protection Circuit Module - (Management)?
PDBWS - Poke Dead Body With Stick
PEV - Personal Electric Vehicle
PHEV - Plug in Hybrid Electric Vehicle
PITA - Pain In The A__
PLA - Poured Lead Acid (battery)
PM - Permanent Magnet - Personal Message
POC - Proof Of Concept
POS - Piece Of Sh_t
PS - Power Supply - Post Script
PTDBWAS - Poke The Dead Body With A Stick
PV - Photovoltaic
PWM - Pulse Width Modulation - Pulse Wave Management - ...
QC - Quality Control
RoHS - Restriction of Hazardous Substances
RPM - Revolutions Per Minute
RR - Rolling Resistance - Road Resistance
S - Series (#S#P)
SAE - Society of Automobile Engineers
SLA - Sealed Lead Acid (battery)
SMD - Surface Mount Diode
SNAFU - Situation Normal: All F__ked Up
SOB - Son O-va *****
SOC - State Of Charge
SOL - Sh_t Outa Luck
SS - Stainless Steel
TAG - Twist And Go
TRE - Towable Range Extender
UCP - Universal Chrome Plated
UL - Underwriters Laboratories
UNSWAG - Unscientific wild ass guess
V - Volts (**V - *number* volts)
VRLA - Valve Regulated Lead Acid (battery)
WAG - Wild Ass Guess
WH - Watt Hours
WH/Mi - WattHours Per Mile
WOT - Wide Open Throttle
WTF - When They Frown or What The F__k
ZEV - Zero-Emissions Vehicle