—n. Also,cop'y cat". a person or thing that copies, imitates, mimics, or follows the lead of another, as a child who says or does exactly the same as another child.
—adj. imitating or repeating a recent, well-known occurrence: a copycat murder.
—v.t. 1. to imitate or mimic: new domestic wines that copycat the expensive imports. 2. to copy slavishly; reproduce: The clothes were copycatted straight from designer originals.