back·stop
ˈbak-ˌstäp 
plural backstops
1
: something at the back serving as a stop: such as
a
: a screen or fence for keeping a ball from leaving the field of play
b
: a stop (such as a pawl) that prevents a backward movement (as of a wheel)
2
: a player (such as the catcher) positioned behind the batter
3
: something or someone that provides dependable support or protection against failure or loss
As the cold war heated up, Hoover became the country's backstop against subversion.—
David M. Oshinsky
David M. Oshinsky
backstopped; backstopping; backstops
2
: to serve as a backstop to
3
: to play the position of goalkeeper for
backstop a hockey team
Examples of backstop in a Sentence
Noun
The pitch got past the catcher and rolled all the way to the backstop.
kept some gold as a backstop in case the value of the local currency collapsed
Verb
the Nobel-winning geneticist was of course backstopped in his research by a team of highly talented assistants
Recent Examples on the Web
Eric Sondheimer, Los Angeles Times, 24 May 2025
However, the backstop is baffled by Judge’s flirtation with a .400 average.
—Gary Phillips, New York Daily News, 22 May 2025
Mustafa Kutlay, Foreign Affairs, 15 May 2025
The White House has also insisted that Ukraine hold new presidential elections, and refused to field U.S. troops in Ukraine or backstop any peace plan that would require U.S. security guarantees.
—Fred Weir, The Christian Science Monitor, 5 Mar. 2025
See All Example Sentences for backstop
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Noun
As usual, handling the environment and dimensions of Dodger Stadium will be key, from catchers preventing balls in the dirt from going to the backstop to outfielders making catches in the sun.
—Eric Sondheimer, Los Angeles Times, 24 May 2025
However, the backstop is baffled by Judge’s flirtation with a .400 average.
—Gary Phillips, New York Daily News, 22 May 2025
Verb
The Trump administration’s hesitance to backstop Ukrainian and European security may be the jolt the EU needs to commit to working with Turkey.
—Mustafa Kutlay, Foreign Affairs, 15 May 2025
The White House has also insisted that Ukraine hold new presidential elections, and refused to field U.S. troops in Ukraine or backstop any peace plan that would require U.S. security guarantees.
—Fred Weir, The Christian Science Monitor, 5 Mar. 2025
See All Example Sentences for backstop
Cite this Entry
“Backstop.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/backstop. Accessed 5 Jun. 2025.
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