Word Study
knock-off
CIDE DICTIONARY
knock-off, n.
- Act or place of knocking off; that which knocks off; [Webster 1913 Suppl.]
- A knockoff. [PJC]
knock-off, a.
That knocks off; of or pertaining to knocking off. [Webster 1913 Suppl.]
For further exploring for "knock-off" in Webster Dictionary Online