O.S.F.
Americanabbreviation
abbreviation
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Bespectacled, wiry and careful with his words, he had recently earned a doctorate in history from the University of California, Berkeley, and was now running his own philanthropy while also working with the O.S.F.
From New York Times • Jul. 17, 2018
A few minutes later came an unexpected reminder of what he and the O.S.F. are up against.
From New York Times • Jul. 17, 2018
At the time, nearly everyone assumed that Clinton would win the election, but people at O.S.F. were still intrigued by the rise of Trump.
From New York Times • Aug. 16, 2017
At sixty-five, Vogel is making her Broadway début in a season that includes a fellow O.S.F.
From The New Yorker • May 12, 2017
Pedro de Sant Pablo, O.S.F., and others; 1620–21.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.