watermelon n. a communist masquerading as an environmental activist. (source: Double-Tongued Dictionary)
watermelon n.— «The keynote speaker, William H. Holms, presented a talk entitled, “Wimps, Weirdos and Watermelons,” in which he stated environmentalists were just a bunch of unemployed welfare-leeching Communists. He suggested...
watermelon n.— «We have one for the greens—”watermelons” (green on the outside, red on the inside, i.e. closet commies).» —“Fun With Political Hate Speech” by Dean Esmay Dean’s World Apr. 25, 2004...