trailer (park) trash
derogatory slur A poor, uneducated, and unsophisticated person who lives in or was raised in a trailer park. Just because I come from a caravan park doesn't make me trailer trash. I'm working on my PhD at Harvard, for goodness' sake! I don't want my daughter going out with trailer park trash like him!
trailer trash
n. the poorest of people who live in run-down house trailers in bad neighborhoods. (Used with singular or plural force. Rude and derogatory.) She’s just trailer trash. Probably doesn’t even own shoes.