ping

A high-pitched, short and somewhat sharp sound.

“My car used to make an odd ping, but after the last oil change it went away.”

(submarine navigation) A pulse of high-pitched or ultrasonic sound whose echoes provide information about nearby objects and vessels.

“The submarine sent out a ping and got an echo from a battleship.”

A packet which a remote host is expected to echo, thus indicating its presence.

“The network is overloaded from all the pings going out.”

An email or other message sent requesting acknowledgement.

“I sent a ping to the insurance company to see if they received our claim.”

Latency.

A means of highlighting a feature on the game map so that allied players can see it.

(WMF jargon) A notification.

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.”

To flick.

“I pinged the crumb off the table with my finger.”

To bounce.

“The ball pinged off the wall and came hurtling back.”

To cause something to bounce.

To call out audibly.

To penalize.

“Gary Ablett was pinged for holding the ball and gave away a free kick.”