Since the player who created this is no longer active, I took the liberty to add a few terms. Thanks for your suggestions guys!
HEE - Horse Eden Eventing
SD - Single Discipline
AD - All Disciplines
WB - Warmblood (Sometimes called Wubs)
TB - Thoroughbred (Sometimes called Tubs)
KNN - Knabstrupper
ISH - Irish Sport Horse
SH - Sport Horse
AA - Anglo Arabian
RID - Registered Irish Draft
X - Appendix Quarter Horse
PON - Sport Pony
RF - Random Factor
LB - Leaderboard
ABLB - All Breed Leaderboard
DLB - Dressage Leaderboard
CCLB (XCLB) - Cross Country Leaderboard
JLB - Jumping Leaderboard
CS - Cycle Suppressant
FR('d) - Free Range(d)
BA('d) - Breed Approval(ed)
SM - Schoolmaster
SM'd in J/XC/D/E - Has hit level 10 in that discipline.
Feds - Federations
Freshie - 3 y.o. Stallion
Maiden - 3 y.o. Mare
BM - Barn Manager
LC - Live Cover
PB - Public Brood
1/1 - One of a kind color.
ebs - Eden Bucks
PEE/EPE/EEP/PPP/etc. - The horse's ratings listed in order: Dressage-Cross Country-Show Jumping. Example: PEE= ratings of Premium-Elite-Elite.
To - Tobiano
Sb - Sabino
Rb - Rabicano
Lp - Leopard
Z - Silver
1K = 1000$
RB - Rainbow Bridge
FR - Free Range
CC or XC - Cross Country
D - Dressage
SJ or J - Show Jumping
Mv or Mvt - Movement - Dressage Trait
Int - Intellect - Dressage Trait
Hrt - Heart - CC and Jumping Trait
Scp - Scope - Jumping Trait
Spd - Speed - CC and Jumping Trait
Str - Strength - CC and Dressage Trait
1o1 = 1 of 1 aslo, though not as common.
BC = Breeding Center
Comp = Competitions (e.g, I enter a comp every monday)
Shiny = Lots of Patterns
LW - Lethal White
Homo - Homozygous (for a certain gene)
Het/Hetero - Heterozygous (for a certain gene)
SB = Starting Bid (I have also seen OB = Opening Bid)
AB = Auto Buy
OBO = Or Best Offer
MI = Minimum Increase
Avie - Horse Avatar/Stable Avatar
Ban - Stable Banner
Reroll - A item that can be purchased to change a horseÂ’s coat pattern
Changeover/Rollover = The last day/night of the month, when the game resets to a new year. (More commonly referred to as Rollover)
Chrome - Flashy White Markings
HH - Hands High (height measurement)
And last but not least...
Eve - Our lovely owner, operator and admin of HEE. (Cadence Farms)
Heavy Downpours, Flood Warning
