A person suffering from narcissistic tendencies and doing a very poor job covering them up socially or within a relationship
N was behaving like a Narcehole while at M’s 10th birthday party by insisting on blowing out the candles on the cake. As a friend of his mother he/she should know better at 38.
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.