You'll find the following abbreviations in item listings and on Community discussion boards. For information about other terms used on eBay, see the eBay Glossary.
B&W: Black and white
BC: Back cover
BIN: Buy it now
BNWT: Brand new with tags
BNWOT: Brand new without tags
EUC: Excellent used condition
FAQ: A list of frequently asked questions with answers.
FB: Feedback
FC: Fine condition
FVF: Final value fee
G: Good condition
GU: Gently used. Item that has been used but shows little wear, accompanied by explanation of wear.
HP: Home page
HTF: Hard to find
HTML: HyperText Markup Language. The language used to create Web pages.
IE: Internet Explorer
IM: Instant messaging
INIT: Initials
ISP: Internet Service Provider - a company that gives you access to the Internet
JPG: Preferred file format for pictures on eBay (pronounced "Jay-Peg")
LTBX: Letterbox. Video format that recreates a widescreen image.
LTD: Limited edition
MNT: Mint. In perfect condition (a subjective term)
MIB: Mint in box
MIJ: Made in Japan
MIMB: Mint in mint box
MIMP: Mint in mint package
MIP: Mint in package
MNB: Mint no box
MOC: Mint on card
MOMC: Mint on mint card
MONMC: Mint on near mint card
MWBT: Mint with both tags
MWMT: Mint with mint tags
NARU: Not a registered user (or suspended user)
NBW: Never been worn
NC: No cover
NIB: New in box
NM: Near mint
NR: No reserve price for an auction-style listing
NRFB: Never removed from box
NWT: New with tags
OEM: Original equipment manufacturer
OOP: Out of print
PL: A Pink or a Pinkliner. This refers to an eBay staff member who posts a message on a Discussion Board. Messages from eBay staff have a pink header.
PM: Priority Mail
RET: Retired
SCR: Scratch
SMS: Short Message Service. Text messaging for a wireless device, such as a mobile phone.
S/O: Sold out
Sig: Signature
SYI: Sell Your Item form
TM: Trademark
UPI: Unpaid Item
URL: Uniform Resource Locator. The address that identifies a Web site (such as www.ebay.co.uk).
USPS: United States Postal Service
VF: Very fine condition
VHTF: Very hard to find
WS: Widescreen (same as letterbox)
XL: Extra large