Here are some commonly used terms and acronyms used on this website.
HEE- Horse Eden Eventing.
SD - Single Discipline
AD - All Disciplines
Wb- Warmblood
TB- Thoroughbred
KNN- Knabstrupper
ISH- Irish Sport Horse
SH- Sport Horse
AA- Anglo Arabian
RID- Register Irish Draft
X- Appendix Quarter Horse
RF - Random Factor
LB - Leaderboard
ABLB - All Breed 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
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
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 swell, though not as common
BC = breeding centre
comp = competitions e.g, i enter a comp every monday
shiny = rare coloured
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
Changeover = The last day/night of the month, when the game resets to a new year.
Chrome - flashy white markings
HH - hands high (height measurement)
OP - Original Poster - as in the person who started a topic in the forum.