I've been meaning to do an abbreviations post and finally got around to it. Most of this is copied from straightbourbon.com, although a few could be missing.
Frequently used Abbreviations and Acronyms
Bottlings
1792 - Ridgemont Reserve 1792 (aka Ridgewood Reserve)
1843 - David Nicholson 1843
1849 - Old Fitzgerald 1849
AA - Ancient Age
AAA Ancient Ancient Age (10yo, 10 Star, Barrel 107)
BH - Basil Hayden
BMH - Black Maple Hill
BT - Buffalo Trace
BTAC - Buffalo Trace Antique Collection (GTS, WLW, Saz 18, THH, ER17)
BTEC - Buffalo Trace Experimental Collection
COK - Cream of Kentucky
EC 12/ EC 18 - Elijah Craig 12yo / 18yo
ER 101 - Eagle Rare 101
ER 17 - Eagle Rare 17yo
ERSB - Eagle Rare Single Barrel
ET - Early Times
ETL - Elmer T Lee
EW - Evan Williams
EWSB - Evan Williams Single Barrel
FC - Fighting Cock
FR - Four Roses
FRSB - Four Roses Single Barrel
FRSmB - Four Roses Small Batch
FR120th - 120 year Anniversary of the brand
FR40th - Four Roses Jim Rutledge Commemorative Bottling
FRSB LE - Four Roses Single Barrel Limited Edition
FRLESmB - Four Roses Limited Edition Small Batch
FR125 - four Roses Limited Edition Small Batch, 125th Anniversary (2014)
GD - George Dickel
GDBS - George Dickel Barrel Select
GD SBR - George Dickel Special Barrel Reserve 10yo
GTS - George T Stagg
HazMat - George T Stagg produced over 140 proof
HH - Heaven Hill
JB - Jim Beam
JD - Jack Daniels
KC - Knob Creek
KT - Kentucky Tavern
L&G - Labrot and Graham
Lot B - Van Winkle Special Reserve 12yo Lot B
MM - Makers Mark
OB - Old Bardstown
OC - Old Charter 7yo BIB, 8yo, 10yo, 12yo
OCPR - Old Charter Proprietors Reserve 13yo
OFBB - Old Forester Birthday Bourbon
OGD - Old Grand Dad 86, 100, 114
OO - Old Overholt
ORVW - Old Rip Van Winkle (several ages/proofs)
ORVWOTR - Old Rip Van Winkle Old Tyme Rye 12yo
OTR - see ORVWOTR
OWA - Old Weller Antique
Pappy - Pappy Van Winkle 15/ 20 /23yo
PHC - Parkers Heritage Collection
PVW - Pappy Van Winkle 15 /20/23yo
RHF - Rock Hill Farms
RR 101/ RR 90 - Wild Turkey Russells Reserve
Baby Saz, Saz Jr. - Sazerac Straight Rye (with no age statement)
Saz/ Saz 18 - Sazerac 18yo Rye
SW, S-W - Stitzel-Weller
The Fox - Virginia Gentleman 90
THH or Handy - Thomas H. Handy Sazerac Straight Rye Whiskey
Tribute - WT Tribute
VG - Virginia Gentleman
VOB - Very Old Barton 80, 86, 90, BIB
VROHH - Very Rare Old Heaven Hill 10yo BIB
VOF - Very Old Fitzgerald
VSOF - Very Special Old Fitzgerald 12yo
VVOF - Very Very Old Fitzgerald
VWFRR - Van Winkle Family Reserve Rye 13yo
WLW - William Larue Weller
WR - Woodford Reserve
WRFG - Woodford Reserve Four Grain
WRSC - Woodford Reserve Sonoma Cutrer
WSR - Weller Special Reserve
WT - Wild Turkey (often followed by age/proof)
WTAS - Wild Turkey American Spirit
WTKS - Kentucky Spirit
WTRB - Wild Turkey Rare Breed
Terminology
BHC - Bourbon Heritage Collection
BIB - Bottled In Bond, Wikipedia info located here -
http://en.m.wikipedia.org/wiki/Bottled_in_bond
BUB - Butt Ugly Bottle, an older bottling of ETL /Barrel 107
DSP - Distilled Spirits Plant see also: The Cecil Index
GNS - Grain Neutral Spirits
KBD - Kentucky Bourbon Distillers
KBF - Kentucky Bourbon Festival
KSB - Kentucky Straight Bourbon
MGP (aka LDI) - distillery in Lawrenceburg, IN that produced a straight rye whiskey (Bulleit Rye, High West, Templeton Rye, Smooth Ambler, George Dickel Rye, James E Pepper, Redemption, etc all source rye whiskey from MGP). Stands for Midwest Grain Products (LDI stood for Lawrenceburg Distillers Indiana).
NAS - No Age Statement
NCF - Non Chill Filtered
ND - National Distillers
SB - Single Barrel