ICQ

plural ICQs

1. amateur radioA call for acknowledgement.

1. InternetA program allowing users to send each other instant messages via the Internet.

   ICQ was unusual among instant-messaging systems because it used what is called peer-to-peer technology—ICQ users essentially communicated with each other directly, without having all their messages pass through a central server.

   2005, Laura Lambert, Chris Woodford, Christos J. P. Moschovitis, The Internet: A Historical Encyclopedia, ABC-CLIO, →ISBN, page 136

present singular third person ICQs · participle present ICQing · participle past ICQed · past ICQed

1. InternettransitiveTo send an instant message to (someone) using ICQ.

   It shut him up. Never had him ICQ me again.

   2004, Michael C. Westwood, Meeting the President, →ISBN, page 94

   2 more examples

   "My friends ICQ me before they call me just to make sure I'm there," said Kurera, a 19-year-old sophomore […]

   2000 January 14, Greg Miller, “Ethernet Is Changing Dorm Life”, in Los Angeles Times, archived from the original on 30 Jun 2013

   I'll log-on in Hawaii. If needed we can ICQ from there.

   2002, Mike Savage, Lake Effect, Savage Press, →ISBN, page 94