(intransitive) To clean the interior of a house. / (intransitive, idiomatic) To reform a workplace, organization, etc. by removing undesirable personnel and/or procedures.

Centre for Alternative Technology / Counter Assault Team / Citizens Area Transit / Canadian Achievement Tests / Cambridge Antibody Technology

The bird Pericrocotus cantonensis.

(EMS, fire service, law enforcement) The act of performing one's duties outside of the chain of command and SOPs.