OPS
1 of 2abbreviation or noun
ˌō-ˌpē-ˈes 
baseball
: a statistic that combines a hitter's on-base percentage and slugging percentage
Trout is on track for a third season with an OPS greater than .950. Only two players had three such years through their age-22 season: Ted Williams (1939-41) and Jimmie Fox (1928-30), neither of whom played defense or ran like Trout.
Tom Verducci
Tom VerducciDuring that span he averaged 29 home runs and hit .301 with a .922 OPS, numbers rarely witnessed at his position … Ben Reiter
Ben ReiterOne formula used more and more for comparing the greatest hitters ever is adding the on-base and slugging percentages, which produces a statistic called OPS. Agreed upon by baseball analysts and statisticians alike, OPS … paints the most complete picture of how a hitter dominates his era. Kenneth Shouler
Kenneth ShoulerOps
2 of 2noun
ˈäps
: the Roman goddess of abundance and the wife of Saturn
Word History
Etymology
Abbreviation or noun
on-base percentage + slugging average
Noun
Latin Opis, personified and deified abstraction from the common noun op-, *ops "power, ability, wealth, resources" — more at opus
Note: Nominative Ops is a post-classical restoration, as such a form in unattested in classical Latin.
First Known Use
Abbreviation Or Noun
1999, in the meaning defined above
Noun
14th century, in the meaning defined above