noun. a person who romps or frolics.
noun. a one-piece garment for children to wear at play; the lower part is shaped like bloomers.
1. Noun, singular or mass So is the adult romper suit but it's no excuse to wear it in public. 2. Adjective Avoid florals and other patterns that might make your romper look too youthful, and stick with a simple cut with minimal embellishments.