(
Rapid
Unscheduled
Disassembly,
Rapid
Unplanned
Disassembly,
Rapid
Unintentional
Disassembly) Pronounced R-U-D, an RUD refers to a system falling apart. Although this acronym has been used for decades, it became more popular in the 2010s and especially in May 2023 when Twitter Spaces crashed delivering the audio announcement of Ron DeSantis' presidential launch. See
Twitter.