D.C. en · PROPN Meanings (alt-of, alternative) Alternative form of DC. alt of DC In other cases, masked agents are running checkpoints in the middle of Washington, D.C., and in L.A., and questioning people in their cars. 2025 September 5, Jaclyn Diaz, “What ICE agents can and cannot legally do during arrests”, in NPR: Forms SpellingFeaturesLabelsSource DC alternative lexicographic D. C. alternative lexicographic