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backer-up

[ bak-er-uhp ]
/ ˈbæk ərˈʌp /
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noun, plural back·ers-up.
a supporter; backer; second.
Football. a linebacker.
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Origin of backer-up

1920–25; back up + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use backer-up in a sentence

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