noun, verb — 2 senses
/ˈsuː.duː/ · /ˈsuː.doʊ/
Etymology Originally understood as a blend of superuser + do, now has evolved to be an abbreviation of substitute user, do.
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A Unix command that allows a user to run a program with the security privileges of another user.
Etymology Originally understood as a blend of superuser + do, now has evolved to be an abbreviation of substitute user, do.
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences To invoke such a command.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.