A euphemism for oral sex, which most likely came to be by the reference to such in "Nicole Brown Simpson: The Private Diary of a Life Interrupted" wherein the OJ Simpson circle of Brentwood divas with more time and money on their hands than they know what to do with, fill their days by their choice of
entertainment... (Brentwood is an affluent
Southern California area
neighboring Beverly Hills, Westwood, Century City, and Santa Monica, California), the divas refer to their oral sex (fellatio) escapades, "I gave him a welcome Brentwood Hello"
Dummy down definition: A more palatable phrase for "blow job" for those who would consider that a crude term, i.e. like See (C) You (U) Next (N) Tuesday (T) for CUNT