on the bash

From the hours you keep […] I'd say you were on the bash.

In the evidence he gave before the committee he said that 50 complaints a week were received by his authority. When asked what they were he said late delivery, dirty bottles, wrong change, milk bottles in the wrong place, changing the caps on the tops of bottles, delivery on the wrong days, and vendors going on the bash. That is an indictment of the milk vendors. If the Hutt Valley and Bays Metropolitan Milk Board is giving licences to people to carry on like that, …