(music) plural of do

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

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

(transitive, computing, Internet) To commit a denial-of-service attack against.

A deed or action, especially when somebody is held responsible for it.

present participle of do

The sound made by an elastic object when struck by or striking a hard object.

plural of doing / regular activities / social events / (Australia, vulgar, dated) sewage.

plural of to-do

(nonstandard) simple past tense and past participle of do