plural backers-up

Definition of backer-up 

: one that backs up: such as

a : sponsor

b : a linebacker in football

c : a worker who mounts calendars between metal strips and staples calendar pads to metal

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First Known Use of backer-up

1869, in the meaning defined above

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The first known use of backer-up was in 1869

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exaggeratedly or childishly emotional

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