I. ping 1 /pɪŋ/ BrE AmE noun [countable]
[ Date: 1700-1800 ; Origin: From the sound ]
a short high ringing sound:
The microwave goes ping when the food’s ready.
II. ping 2 BrE AmE verb
1 . [intransitive] to make a short high ringing sound
2 . [transitive] informal to send an email to someone, telephone them etc:
We'll ping you with confirmation of your booking.
3 . [transitive] to send a message to a computer, usually in order to find out if a connection is working