pinger

Meaning

1. A device that emits a short, high-pitched sound burst, such as in sonar or other echo location systems.
2. A device that periodically emits a signal that can be monitored to permit movement tracking.
3. A computer program that sends a ping message over a network.
4. A user of a ping program; one who pings.
5. An illicit drug, especially ecstasy, taken for recreational purposes.

Etymology / origin

Etymology tree English ping English -er English pinger From ping + -er.

Sources

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