3. (verb)ping hit with a pinging noise "The bugs pinged the lamp shade"
4. (verb)pink, ping, knock soundlike a car engine that is firing too early "the car pinged when I put in low-octane gasoline"; "The car pinked when the ignition was too far retarded"
5. (verb)ping make a short high-pitched sound "the bullet pinged when they struck the car"
6. (verb)ping contact, usually in order to remind of something "I'll ping my accountant--April 15 is nearing"
7. (verb)ping send a message from one computer to another to check whether it is reachable and active "ping your machine in the office"