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What is a slash line in baseball?

Author

Emily Sparks

Published Jan 16, 2026

Definition. Slash line is a colloquial term used to represent a player's batting average, on-base percentage and slugging percentage. Those three stats are often referenced together in baseball media with forward slashes separating them, which is where the term slash line comes from.Definition. Slash line is a colloquial term used to represent a player's batting average, on-base percentage

on-base percentage

In baseball statistics, on-base percentage (OBP), also known as on-base average/OBA, measures how frequently a batter reaches base. It is the ratio of the batter's times-on-base (TOB) (the sum of hits, walks, and times hit by pitch) to their number of plate appearances.

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and slugging percentage. Those three stats are often referenced together in baseball media with forward slashes separating them, which is where the term slash line comes from.

What is a good baseball slash line?

A good benchmark for a great all-around hitting season is the gaudy . 300/. 400/. 500 triple slash line.

What is an average slash line in baseball?

(baseball) The batting average, on-base percentage, and slugging average of a batter or team when expressed together, separated by slashes.

What is a slugging percentage in baseball?

Definition. Slugging percentage represents the total number of bases a player records per at-bat. Unlike on-base percentage, slugging percentage deals only with hits and does not include walks and hit-by-pitches in its equation. Slugging percentage differs from batting average in that all hits are not valued equally.

What does slashing mean in baseball?

A Slash line is the most commonly used short listing of a player's key offensive statistics. In the 1990s, it replaced the former Triple Crown stat usage, as it more aptly describes a player's offensive contributions. A player's batting average is listed first, then OBP and finally slugging percentage.

34 related questions found

Is Slashing legal in MLB?

In the MLB it is legal to fake a bunt and take a full swing. There is no rule against the slash bunt in the official rules of the MLB.

What are the 3 batting averages?

Batting Stats. The next part of understanding baseball stats are the three main batting stats: batting average (BA, or AVG above), on-base percentage (OBP), and slugging (SLG). You will often see these represented as three stats side by side, separated by slashes, which has lead to the nickname of a “slash line,” like ...

What is it called when you strike out 5 times in a game?

The "Olympic Rings" or platinum sombrero applies to a player striking out five times in a game. A horn refers to a player striking out six times in a game; the term was coined by pitcher Mike Flanagan after teammate Sam Horn of the Baltimore Orioles accomplished the feat in an extra-inning game in 1991.

What does Opie's mean in baseball?

Definition. OPS adds on-base percentage and slugging percentage to get one number that unites the two. It's meant to combine how well a hitter can reach base, with how well he can hit for average and for power.

Do walks count as an at bat?

At-bat (AB)

Players who bat higher in the order will typically finish the season with more at-bats than players who hit toward the bottom. Similarly, players who walk infrequently also typically record a higher-than-usual number of at-bats in a season, because walks do not count as at-bats.

What does FIP mean in baseball?

Fielding Independent Pitching (FIP) | Glossary | MLB.com.

What is a good OPS in baseball?

An OPS of . 800 or higher in Major League Baseball puts the player in the upper echelon of hitters. Typically, the league leader in OPS will score near, and sometimes above, the 1.000 mark.

What is an average in baseball?

Batting Average (AVG)

One of the oldest and most universal tools to measure a hitter's success at the plate, batting average is determined by dividing a player's hits by his total at-bats for a number between zero (shown as . 000) and one (1.000).

How do you read a slash line?

A slash line is presented with a player's batting average first, on-base percentage second and slugging percentage third (AVG/OBP/SLG). The latter two stats are added together to generate a player's OPS (on-base plus slugging).

Why is it called Mendoza Line?

The Mendoza Line was a term coined by a teammate of Mario Mendoza on the 1979 Mariners -- usually credited to Tom Paciorek or Bruce Bochte -- as a joke on the light-hitting shortstop, who typically carried an average around . 200 (though he actually finished with a career mark of . 215).

What does triple slash mean?

Triple-slash directives are single-line comments containing a single XML tag. The contents of the comment are used as compiler directives. Triple-slash directives are only valid at the top of their containing file.

What does GP mean in baseball?

GP / GS. Games played / Games started. H. Base hits.

What is OPS plus mean in baseball?

Definition. OPS+ takes a player's on-base plus slugging percentage and normalizes the number across the entire league. It accounts for external factors like ballparks. It then adjusts so a score of 100 is league average, and 150 is 50 percent better than the league average.

What is OPS short for?

There is one common abbreviation of operations: ops. If you want to make the abbreviation plural, simply add on an “s.”

What is the rarest feat in baseball?

Unassisted triple plays

The rarest type of triple play, and one of the rarest events of any kind in baseball, is for a single fielder to complete all three outs. There have only been 15 unassisted triple plays in MLB history, making this feat rarer than a perfect game.

What's a golden sombrero in baseball?

A golden sombrero is awarded to a baseball player who strikes out four times in a baseball game. Having a four-strikeout game does not mean you only had four plate appearances, however.

What is the platinum sombrero in baseball?

Noun. (baseball) A humorous verbal "award" given to a batter who has struck out five times in a single game. Mike had to witness his dad achieve a platinum sombrero last night.

Is .500 a good batting average?

200 batting average, a player who get 5 hits in 10 at bats would have a . 500 batting average and so forth. Over time, a batting average above . 300 has typically marked a very good hitter, while league average has often floated somewhere in the .

Who has the worst batting average in MLB 2021?

Kevin Newman's very bad season

220/. 259/. 303 with a weighted on-base average (wOBA) of . 245, making him the worst statistical batter in MLB this season (nearly 10 points of wOBA below runner-up Elvis Andrus of the Oakland A's).