Etymology
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pager (n.)
"device that emits a signal when activated by a telephone call," 1968, agent noun from page (v.1).
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bleep (v.)

1957, "make an electronic noise" (originally in reference to Sputnik), from bleep (n.); specific sense of "edit a sound over a word deemed unfit for broadcast" is from 1964. Related: Bleeped; bleeping. Bleeper "pager consisting of a mini radio receiver that announces reception of signals by emitting a bleeping noise" is from 1964.

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