DoS

From denial of service.

• DOS

DoS (plural DoSs or DoSes)

1. (computing, Internet) A denial-of-service attack.

• DDoS

DoS (third-person singular simple present DoSes, present participle DoSing, simple past and past participle DoSed)

1. (transitive, computing, Internet) To commit a denial-of-service attack against.
   • 2003, Jack Koziol, Intrusion Detection with Snort, Indianapolis, IN: Sams Publishing, →ISBN, page 15:

     In addition to out-of-spec traffic, malicious packets can contain payloads that cause a system to crash. A packet's payload is taken as input into a service. If the input is not properly checked, the application can be DoSed.

DoS

1. (teaching) Director of Studies; someone in charge of the academic side of a school including training teachers and deciding course materials.

• ods, sod, OD's, ODS, dso, OS&D, SOD, OSD, ODs, SDO, SoD, DSO