Baseball Abbreviations

Hitting
    2B - Doubles
    3B - Triples
    AB - At Bats
    AB/GIDP - At-Bats per Grounded Into Double Play
    AB/HR - At-Bats per Home Run
    AB/RBI - At-Bats per Runs Batted In
    AO - Fly Outs
    AVG - Batting Average
    BB - Bases on Balls (Walks)
    CS - Caught Stealing
    G - Games Played
    GIDP - Ground into Double Plays
    GO - Ground Outs
    GO/AO - Ground Outs/Fly Outs
    GSH - Grand Slam Home Runs
    H - Hits
    HBP - Hit by Pitch
    HR - Home Runs
    IBB - Intentional Walks
    LIPS - Late Inning Pressure Situations
    LOB - Left On Base
    NP - Number of Pitches
    OBP - On-base Percentage
    OPS - On-base Plus Slugging Percentage
    PA/SO - Plate Appearances per Strikeout
    R - Runs Scored
    RBI - Runs Batted In
    SAC - Sacrifice Bunts
    SB% - Stolen Base Percentage
    SB - Stolen Bases
    SF - Sacrifice Flies
    SLG - Slugging Percentage
    SO - Strikeouts
    TB - Total Bases
    TP - Triple Play
    TPA - Total Plate Appearances
    XBH - Extra Base Hits

Fielding
    A - Assists
    CS - Caught Stealing
    DER - Defensive Efficiency Rating
    DP - Double Plays
    E - Errors
    FPCT - Fielding Percentage
    G - Games Played
    INN - Innings Played
    OFA - Outfield Assists
    PB - Passed Balls
    PO - Putouts
    RF - Range Factor
    SB - Stolen Bases (allowed)
    TC - Total Chances
    TP - Triple Plays

Pitching
     AO - Fly Outs
    APP - Appearances
    AVG - Opponents Batting Average
    BB - Bases on Balls (Walks)
    BB/9 - Walks per Nine Innings
    BF - Batters Faced
    BK - Balks
    BS - Blown Save
    CG - Complete Games
    CGL - Complete Game Losses
    CS - Caught Stealing
    ER - Earned Runs
    ERA - Earned Run Average
    G - Games Played
    GF - Games Finished
    GIDP - Grounded Into Double Plays
    GO - Ground Outs
    GO/AO - Ground Outs/ Fly Outs Ratio
    GS - Games Started
    GSH - Grand Slams
    H - Hits
    H/9 - Hits per Nine Innings
    HB - Hit Batsmen
    HLD - Hold
    HR - Home Runs
    I/GS - Innings Per Games Started
    IBB - Intentional Walks
    IP - Innings Pitched
    IRA - Inherited Runs Allowed
    K/9 - Strikeouts per Nine Innings
    K/BB - Strikeout/Walk Ratio
    L - Losses
    LIPS - Late Inning Pressure Situations
    LOB - Left on Base
    MB/9 - Baserunners per 9 Innings
    NP - Number of Pitches Thrown
    OBA - On-base Against
    PA - Plate Appearances
    P/GS - Pitches per Start
    P/IP - Pitches per Innings Pitched
    PK - Pick-offs
    R - Runs
    RW - Relief Wins
    SB - Stolen Bases
    SHO - Shutouts
    SLG - Slugging Percentage Allowed
    SO - Strikeouts
    SV - Saves
    SVO - Save Opportunities
    TB - Total Bases
    TP - Triple Plays
    UR - Unearned Runs
    W - Wins
    WHIP - Walks + Hits/Innings Pitched
    WP - Wild Pitches
    WPCT - Winning Percentage
    XBA - Extra Base Hits Allowed