2023 April 20, “How to ask for a bribe without asking for a bribe”, in The Economist:
In South Africa such requests are so common that bribes for driving offences are known as “cold drink money”.
2019 July 26, “Taxi driver nabbed for offering a R70 ‘cold drink’ bribe”, in BusinessTech:
The Road Traffic Management Corporation (RTMC) has welcomed a court judgment that found a Pretoria taxi driver guilty for trying to bribe a traffic officer with R70 ‘cold drink money’.