| a chattering or flighty, light-headed person. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
hyperactive hy·per·ac·tive (hī'pər-āk'tĭv)
adj.
Highly or excessively active, as a gland.
Having behavior characterized by constant overactivity.
Afflicted with attention deficit disorder.