Pinging

To make a high-pitched, short and somewhat sharp sound.

"My car was pinging until my last oil change."

(submarine navigation) To emit a signal and then listen for its echo in order to detect objects.

To send a packet in order to determine whether a host is present, particularly by use of the ping utility.

"I'm pinging their server."

(by extension) To send an email or other message to someone in hopes of eliciting a response.

"I'll ping the insurance company again to see if they've received our claim."

The sound of a ping.

The act of sending a ping, as by a submarine or over a computer network.