(noun) A large woman, one of whose permanent residence is that of trailer. (residence could be singlewide, doublewide, or most typically a camper) Generally found at or near a discount store parking lot. Usually unattractive, yet nice.
Hammer: “Hey Juan , did you see Marcillo’s new HR lady?” Juan: “No Hammer, I did not” Hammer: “she’s a total trailerham.” Juan: “oh hells yeah, she is.”