Drinking the Kool-Aid
Pronunciation: 'dri[ng]k-ing [th]& 'kül 'Ad
Origin: 1978 Jonestown massacre, where members of the People's Temple cult were killed after drinking poisoned Kool-Aid given to them and who were instructed to drink it by cult leader Jimmy Jones
Function: Colloquial expression
1. Subscribing completely to a notion or doctrine given by a higher authority (e.g.: a boss at work or a government)
2. Disregarding any thoughts that may run contrary to the doctrine, defending it despite all opposing arguments and attacking others who disagree with the doctrine
3. In most cases, believing the higher authority (e.g.: work boss or government) is mostly or completely blameless in any situation, attempting to convince others that the higher authority is correct and morally, ethically or legally correct
4. Attempting to convince others to accept the doctrine with great effort and passion, occasionally using guilt to coerce them into acceptance and subscription