1. A method or process that is conducted without strict adherence to formal rules, protocols, or official requirements
The company handled the dispute through an informal procedure rather than taking it to court.
A empresa resolveu a disputa através de um procedimento informal em vez de levar o caso ao tribunal.
2. In legal and administrative contexts, a simplified or expedited process that bypasses standard bureaucratic formalities
The informal procedure allowed for quicker resolution of the administrative complaint.
O procedimento informal permitiu uma resolução mais rápida da reclamação administrativa.