cover your ass
US /ˈkʌvər jʊər æs/
UK /ˈkʌvər jʊər æs/

1.
coprirsi le spalle, proteggersi
to protect oneself from being blamed or criticized, especially by taking precautions or making excuses
:
•
He always keeps detailed records to cover his ass in case of an audit.
Tiene sempre registri dettagliati per coprirsi le spalle in caso di audit.
•
Make sure you get everything in writing to cover your ass.
Assicurati di avere tutto per iscritto per coprirti le spalle.