- A Eurasian moth (Lymantria dispar) whose caterpillars feed on foliage and are destructive to trees and shrubs especially in the northeast United States. It was introduced into the United States in the late 1800s.
- Informal A Republican in the US House of Representatives, representing a northeast or midwestern urban area, who sometimes supports moderate legislation and causes.
female (top) and male (bottom) gypsy moths
(plural gypsy moths)
- Lymantria dispar, a species of moth.