Welche Bedeutung steckt hinter der hier vorgestellten Vokabel aus dem Bereich meetings?

Dan: 'We can't ignore it. Our sales order system desperately needs an overhaul. That's my main concern at the moment. Ed: 'OK, I'll put that at the top of the list then.'

overhaul

Do you know what it means?

• modernization
• scrapping
• selling